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I-,~. ELEVENTH BIENNIAL REPORT 1953-54 353 F656b 955 -54BOARD OF CONSERVATION C 2 STATE OF FLORIDA UNIVERSITY OF FLORIDA LIBRARIES .*.2 BIENNIAL REPORT FLORIDA STATE BOARD OF CONSERVATION 1953-54 Ernest Mitts Director 315 )j7S" )/- -, FLORIDA STATE BOARD OF CONSERVATION Leroy Collins Governor R. A. Gray . \ Secretary of State J. Edwin Larson S Treasurer Nathan Mayo Commissioner of Agriculture Thomas D. Bailey Supt. Public Instruction Clarence M. Gay Comptroller Richard Ervin Attorney General ERNEST MITTS Supervisor of Conservation Table of Contents General Review .... 6 The Seafood Industry 9 Arrest and Conviction Report 12 Sports Fishing .......... 13 Statistics 15 Licenses .... 19 Oyster Division 23 Marine Research ... 30 Receipts and Disbursements 41 LORIDA STATE BOARD OF CONSERVATION "Tc UtA.c EOODrooD ANSPONGCCE IOUStEa O* OLOOICAL SURV. DIV 1ON. OF WAT.R I c tARCH AND n.UnlV TELEPHONE 2.405O W. V. KNOTT BUILDING TALLAHASSEE. FLORIDA April 1, 1955 Honorable Leroy Collins Governor State of Florida Tallahassee, Florida Dear Governor Collins: We respectfully submit the Eleventh Biennial Report of the Siate Board of Conservation covering the years 1353 and 1354. This Re- port will reflect the progress made during Lhis period as well as ihe need to intensify our efforts in marine conservation. Much progress has been made in the Department's attack upon many problems, but in order for the State Board of Conservaiion to provide the effective leadership needed in the secfood industry, both sports and commercial, it will be necessary to implement and enlarge our present program. Respectfully, Ernest Mitts Director Informing the public about salt water conservation. GENERAL REVIEW The past biennium marked the development of a new era in the conservation of salt water resources in Florida. Many old problems have persisted, but definite progress has been made toward the solution of many, and major steps have been taken that have im- proved the administration of Florida's conservation program. 6 The 1953 Legislature, taking cognizance of the multiplicity and confusion of laws relating to conservation, codified and modernized the General Laws by enacting the new Conservation Code. This has been most beneficial to the fishing industry and to conserva- tionists alike, as well as greatly strengthening the understanding of and enforcement of Conservation laws. However, legal legislation was not the only important step taken by the Legislature toward improving the conservation program. The Legislature improved the financial position of the Board of Conservation, which in turn enabled it to provide more effective leadership, improved law enforcement program. With this financial improvement, additional agents were em- ployed, increasing the enforcement staff from thirty-six agents to fifty agents. Special license inspectors were employed to lighten the enforcement load of Conservation agents and to improve the method of license collection. The average salary of Conservation agents was increased from $165.00 per month to the more livable wage of $225.00 per month, and additional enforcement equipment was purchased. The effectiveness of these improvements are direct- ly reflected in the report of the License Division and in the arrest and conviction report. For the first time in the history of the Board of Conservation, agents were required to wear a regulation uniform. This consisted of a grey shirt with trousers to match with a Department emblem and a Department shoulder patch designated the wearer as an agent of the State Board of Conservation. This uniform was worn with a black tie and hat. There is more activity in the field of Marine Biological Research than ever before. During the biennium the sum of $195,492.50 was made available for this work. The Marine Laboratory of the Uni- versity of Miami was the primary agency conducting research on behalf of the State Board of Conservation. Research was done, by the Marine Laboratory, on the mullet fisheries, red snapper, fishing gear, snook, shrimp, and the red tide. The Board of Conservation made available $17,556.65 to the University of Florida for red tide studies. A considerable amount of basic data has been assembled, and several important recommendations have been made as a result of this research, but this work needs to be enlarged and intensified in some areas. Shrimp, the most important seafood in terms of ,New equipment an important actor in an improved conservation program. dollars, has been on the decline in production and in dollar value. A practical solution of the red tide menace has not been found, and until this problem has been solved, Florida's fishery population and tourist industry are going to suffer accordingly. The oldest and most persistent problem, the instability of the seafood market is even more prevalent now than ever. The most serious problem facing the entire industry is the uneven flow of production, fluctuations in market price, and the necessity of de- veloping new markets. The Marine Laboratory of the University of Miami, in cooperation with the United States Fish and Wildlife Service, is now in the process of surveying this problem. When this survey is complete it will provide the background material for the developing of a positive promotional program. In order to create a clearer understanding of the need for a strong salt water Conservation program, a concerted -effort was made to inform the public of the need for conserving Florida's vast salt water reseources. The Department created an educational exhibit that appeared in fairs throughout the State. Several informative pamphlets were published, regular news releases were sent out and the Department was represented at boat shows, boat-a-cades, and conservation meetings in every area of the State. As a result of the activities of the Board of Conservation and na- tural developments in the seafood industry, there is more evidence of the need for, and greater interest in, developing an effective Conservation program in the State of Florida. mail`4 ofti&AL., IM111MM3 hi _ Commercial fishing -one of Florida's most valuable industries. THE SEAFOOD INDUSTRY During the year 1953 Florida fishermen produced and marketed 206,887,362 pounds of seafood. This catch was worth, to the fisher- men, $31,523,056.00. These figures do not take into consideration the untold pounds of fish caught, but not sold, by sportsmen. In light of the above figures the enormous value of the seafood industry to the basic economy of the State can easily be seen. But when the total number of pounds produced in 1953 are compared with the previous year's figures, a decrease of 50,000,000 pounds is noted. This entire decrease can be accounted for in the produc- tion of non-food fish, principle menhaden, which showed a decline of 61,000,000 pounds from its peak year in 1952. Thus, there was an increase of 11,000,000 pounds in food fish and shell fish production. Shrimp continued to lead as the most valuable seafood to Florida. 58,471,431 pounds were produced valued at nearly $22,000,000.00. The area showing the greatest increase was the Campeche shrimp beds off the Mexico coast where shrimping activity was greatly intensified. This area produced 32,000,000 pounds of shrimp as op- posed to 21,000,000 pounds during the previous year. This accounts for the entire gain in food fish and shell fish production during the year. The Tortugas area off the Florida Keys actually showed a decline. This drop was due largely to the decreasing availability of shrimp in that area. The mullet fishery increased its production slightly over 1952. The catch of 27,317,616 pounds does not reflect any decrease in the availability of mullet. There is little doubt that the production of the fish could have been greatly increased if the market demand had been greater. During certain periods of the year the price of mullet dropped to the point where it was not economically feasible for fish- ermen to produce them. The closed season on the taking of mullet between the 10th day of December and the 20th day of January is primarily an economic measure. This law enables west Florida to produce a roe mullet before the closed season and south Florida to produce a roe mullet after the closed season is over. This measure also permits wholesale seafood dealers to clear their stock of mullet after the heavy fall runs. Among the other major food fish in pounds produced were Span- ish mackerel with 6,493,670 pounds. This species is produced on both the east and west coast of the State. Red snapper which is produced almost entirely on the west coast, ranked next with 5,538,345 pounds. The grouper and the spotted sea trout were next in order among the food fish with 4,843,575 pounds and 3,669,887 pounds respectively. Among the shell fish blue crabs and spiny lobster were by far A bhat load of mullet a fine food fish. ihe most productive. Blue crabs showed an increase over the pre- vious years of about 1,000,000 pounds with 9,560,535 pounds being reported. The east coast produced 2/3 of this total. The spiny lob- ster, a product of the lower east coast and the Keys area improved slightly, but was still below normal with 1,995,411 pounds produced. The red tide on the west coast and the over harvesting of some species of fish may have contributed to the decline in production in some areas of the seafood industry. But the primary reason for the general instability of the seafood industry in Florida is the methods of production and the lack of a coordinated marketing effort. Florida seafoods have not been successfully competing, price wise, with northern filets and pre-packaged seafoods. Some of the markets have been lost to this competition and Florida seafoods stand to lose even more ground unless more efficient and economical meth- ods of production are developed and unless new markets are created through an effective advertising program. ARREST AND CONVICTION REPORT 1952-53 County Arrests Ccnvictions Pending Brevard 23 21 broward -.---. ... ...... iu 10 Collier 6 Duval -.-... 14 9 2 Franklin .. 3 1 Hillsborough .. 1 1 Lee --...... 8 8 Levy --- -- 3 3 Manatee 1 1 Monroe .---..-.. ...... 3 3 Uaaloosa .. .. 1 1 Palm Beach ...16 10 Pinellas 2 St. Johns .. 1 1 Volusia ........ .. .- 21 19 113 94 2 ARREST AND CONVICTION REPORT 1953-54 County Arrests Convictions Pending Alachua 3 3 Brevard .-- .. 17 17 Citrus ..----- .... ...- ---- 1 1 Collier --- .. ...-------.-. -- 3 2 Dade ..------..... .. .---- --. 1 1 Dixie .. ------ -... .. 4 4 Duval ..--- -- ---.. --.---- 3 1 2 Franklin --- --- 6 5 1 Hillsborough .... 5 4 1 Indian River .- -- 1 1 Lee --- 7 7 Levy 3 3 Martin G 6 Monroe 19 19 Nassau ......- 2 2 Palm Beach 23 21 Pinellas 4. 4 Sarasota .- 5 2 St. Johns ... 7 7 St. Lucie... 1 1 Taylor ... .... 3 2 Volusia ..1 1 Wakulla 4.. 4 129 118 6 Tarpon the king of sports fishing. SPORTS FISHING Florida-the sports fishing capitol of the world-with its vast variety of fishing, continued to be a mecca for sports fishing enthu- astics. Over 3,000,000 tourists visited Florida each year during the biennium and new residents were attracted at the rate of 3,200 persons per week. The primary reason for this great migration is the alluring sub-tropical climate and the desire to catch a bonefish on a fly rod, the thrill of landing a fighting silver king tarpon or the desire to just relax cane pole fishing from one of Florida's numerous bridges. 13 Surf fishing at its best. Florida waters are the natural habitant for an unusually large variety of game fish. The snook, primarily a South Florida vcr'ery, will test an" angler's skill. The sheephead is the favorite of many because of the difficulty in hooking them. Spanish mackerel is also popular because he strikes at most any lure. These are only a few of the almost endless offering of salt water fishing in Florida. Never before have so many people enjoyed the thrill of fishing in the salt waters of our State. Fishing for sport-for food-for healPh. Many people in Florida, among them active sports fishermen, are in favor of a small nominal charge for a salt water fishing license. They cihe the fact that many other states have such a license, including California, and that the money is badly needed in order to support a sound Department of Conservation. The op- ponents of a salt water fishing license maintain that a completely free fishing situation is just one more added inducement for people to come to Florida in search of piscatorial excitement and that no impediment, no matter how small, should be put in the way of the sports fisherman. It is anticipated that this issue will be brought more and more before the public in future years. STATISTICS Since 1950 the Marine Laboratory of the Univeraily of Miami has collected the fishery landing statistics for the Board o Conservation, in cooperation with the U. S. Fish and Wildlife Service. In that year the system was changed from a yearly to a monthly report. Land- ings are reported by species, by county, in the publication FLORIDA LANDINGS and yearly summaries are also issued. Shrimp worth $21,389,490 to Florida Fisherman last year. SUMMARY OF FLORIDA COMMERCIAL MARINE FISH LANDINGS FOR 1953 FOOD FISH Amberjack .... Barracuda Bluefish -.. Bluerunner .... Bonito Butterfish Cabio - Catfish (fresh) Catfish (sea) Cero Croaker Dolphin Drum (black) Drum (red) Eels .... Flounders Goatfish .....-- .. ....... Groupers Grunts - Hickory Shad ---. Hogfish Jacks (common) .. Jewfish Kingfish (mackeral) Kingfish (whiting - Mullet (black) - Mullet (silver) Permit Pigfish Pinfish Pompano Porkfish ... Sea Trout (grey) Sea Trout (spotted) Sea Trout (white) Shad Sheepshead .....- Skipjack Snapper (lane) Snapper (mangrove) Snapper (mutton) ---- Snapper (red) Snapper (white) Snapper (yellowtail) Snook Spanish Mackerel Spot- No. of Lbs. Reported 78,756 72,624 2,071,325 S691,748 14,262 11,553 S 15,980 .. 2,078,467 323,743 242 86,179 17,952 100,798 620,666 9,751 98,201 70,199 4,843,575 157,108 5,725 34,504 S510,868 132,744 S2,546,337 931,691 27,317,616 1,391,602 18,098 50,360 168,597 612,991 4,641 30,869 3,669,887 108,905 89,749 137,433 99 123 273,309 S 127,159 5,538,345 108,698 356,659 518,982 6,493,670 354,744 Value In Dollars 3,858 4,035 251,307 29,658 885 1,040 1,278 353,339 16,187 27 8,786 1,272 6,461 88,830 780 16,164 5,616 499,072 7,855 286 3,450 15,326 8,322 432,877 87,694 2,411,170 83,496 1,267 2,858 12,489 345,993 232 5,248 893,161 7,623 17,950 11,722 5 19 44,965 28,222 1,511,457 9,783 77,998 71,898 633.207 30,538 SUMMARY OF Sturgeon Triggerfish Tripletail .-. Unclassified: Warsaw FLORIDA COMMERCIAL MARINE FISH LANDINGS FOR 1953 FOOD FISH Bottomfish Trashfish Misc. __... FOOD FISH TOTAL -.. Alewives --- Ballyhoo Cigarfish ----.. Menhaden Sharks Tempounder (Ladyfi TOTAL NON-FC NON-FOOD FISH 61,504 7,272 303,350 -.--_---.. 69,524,484 7,877 sh) ......... 508,752 OOD FISH 70,413,239 SHELL FISH Clams, hard (meats) Conchs Crabs: Blue: Hard Soft -......-. Stone - Lobsters, Spiny ..... Oysters, (meats) --..----.- Scallops Shrimp (heads on): East Coast Tortugas Campeche Upper West Coast TOTAL SHRIMP Squid --... -.--. Turtles: Green .--- Loggerhead Softshell Sponge: Yellow ....... Sheepswool Grass Wire TOTAL SHELLFISH --- GRAND TOTAL -- 22,384 11,192 191 19 9,560,535 446,490 3,301 495 115,433 46,173 --- 1,995,411 399,082 585,356 117,071 232,867 53,560 5,667,571 --- 17,429,049 32,319,184 3,055,627 58,471,431 3,665 12,368 8,390 1,297 14,774 1,231 25 ---.. --- 71,028,659 206,887,362 2.221,688 6,326,745 11,731,864 1,109,193 21,389,490 293 1,855 1,091 3,735 120,260 4,001 7 22,594,814 31,523,056 No. of Lbs. Reported 18,868 43,693 12,993 1,343,704 697,995 70,423 310,251 .... 65,445,464 Value In Dollars 5,094 1,749 816 86,474 15,637 4,890 22,002 8,182,366 3,075 7271/2 21,234 695,244 158 25,438 745,876 SUMMARY OF MARINE FISH LANDINGS BY COUNTIES 1953 Non-Food Shellfish, Etc. Fish Excluding Shrimp Bay and Gulf Brevard Broward Charlotte Citrus Collier Dade Dixie Duval Escambia Franklin Hillsborough $-A Indian River 0 Lee Levy Manatee Martin Monroe Nassau Okaloosa and Walton _ Palm Beach Pasco and Hernando Pinellas Putnam St. Johns St. Lucie Sarasota Taylor Volusia Wakulla TOTALS 4,146,190 4,370,413 155,618 3,784,804 1,693,336 3,675,608 4,156,566 476,909 761,032 4,468,767 3,672,164 2,036,972 1,102,201 4,376,170 876,098 3,046,666 1,327,509 1,475,288 295,582 1,705,599 3,681,861 760,057 4,541,322 2,026,679 42,201 2,297,306 1,832,338 937,617 554,056 1,168,535 65,445,464 639,194 1,485 5,975 7,300 90,116 4,051,921 1,669 296,083 962 9,580 5,693 19,626 65,175,590 68,757 272 12 2,766 34,940 360 163 10 945 70,413,239 County Food Fish Shrimp Grand Total 163,382 297,416 5,246,182 593,265 1,685,505 6,650,668 161,413 333,542 434,285 4,552,631 32,481 1,725,817 70,645 229,977 3,976,230 1,333,637 5,497,503 476,909 2,848,771 1,584,917 5,194,720 16,259 405,298 4,980,440 2,027,130 2,352,913 12,104,128 12,179 18,189,973 20,240,793 645,845 2,044,129 1,207,578 17,933,838 23,518,548 16,027 901,705 154,225 3,206,584 107,182 1,454,317 593,956 12,746,360 14,815,604 1,160,953 1,220,348 67,852,473 1,774,356 .. 4,884 3,767,017 760,069 35,544 213,800 4,793,432 432,680 2,494,299 4,237 .572,820 619,?58 136,493 348,585 2,782,744 15,636 1,847,974 179 957,959 525,520 255,396 1,334,982 4,998 1,174,478 12,557,228 58,471,431 206,887,362 A total of 2,952 pleasure boats licensed 1953-54. LICENSES During the 1953-54 biennium the State Board of Conservation ex- perienced a real challenge in its license program. Administrative officials of the Department felt that a definite change in procedure was needed, and that a separate and distinct program of licensing should be established. With this in mind, the Division of Licenses was created. Five per- sons were employed as license inspectors to do only license work. Under this system it allowed all other Conservation officers to de- vote their full time to law enforcement. Previously field representa- tives had spent a great deal of their time in collecting licenses. Agents would contact individuals who were required to have a license, taking a great deal of the agents' time. As the program is now set up, each person who has been previously licensed by this Department is sent an application blank for the type license needed. This eliminated the necessity of a personal call and has resulted in a great savings of time and money to the State. Under this program a completely new accounting and book- keeping system was inaugurated. Licenses issued include whole- sale seafood dealers, retail seafood dealers, commercial boat licen- ses, pleasure boat licenses, commercial fishing licenses, sponge boat licenses, and an assortment of other miscellaneous licenses. Under the present bookkeeping system licenses of all types can be identified by the name of the holder, or by the county in which the holder resides, or by the type license a person holds. All field representatives of the Department are furnished with application blanks for individuals to use in securing their licenses, along with instructions to assist all persons needing information and help in filling out the application blanks. This information is passed on to the Tallahassee office by way of detaching a perfo- rated portion of the application. After a period of two weeks, if the application has not been received, the agent is notified and he will again contact the individual and require him to secure this proper license. This method of assisting applicants and notifying the cen- tral office has been very effective. The 1953 Florida legislature changed the effective date of licenses from October 1 to June 1. This change was made to coincide with the State's fiscal year. In the license program effective date of licenses by legislative act was the primary change. Some 16,000 boats have been licensed each year during this biennium as compared with approximately 9,003 the highest pre- vious year. The 1953-54 licenses brought in a total of $188,164.90 as compared to $120,733.99 in the 1952-53 license year. It is felt by the Department that the increase of $67,430.91 was brought about through the efforts of its personnel in informing the general public that salt water licenses were required. This informa- tion was brought to the attention of the public through newspaper releases, radio and television appearances, and visits with conser- vation organizations. The License Division furnishes annually to interested persons upon their request a list of all wholesale and retail seafood dealers, and a list of all boats licensed under this Department. On the following page there is a schedule showing the amounts of money and the sources from which it was derived for each of the two years of this biennium. LICENSE REPORT JULY 1, 1952 JUNE 30, 1953 Wholesale Fish Dealers Licenses -___ $ 35,350.00 Retail Fish Dealers Licenses $ 37,630.00 Commercial Fish & Oyster Boat Licenses $ 18,581.20 Alien or Non-Resident Commercial Boat Licenses $----- $ 2,410.00 Alien or Non-Resident Commercial Fishing Licenses ..---- $ 3,525.00 Excess Nets Tax $ 284.00 Permit Tags $ 8,452.50 Shrimp Boat Licenses $ 7,263.50 Alien or Non-Resident Shrimp Boat Licenses ------- $ 75.00 Resident Sponge Boat Licenses $ 209.35 Alien or Non-Resident Sponge Boat Licenses ------ $ 56.40 Resident Fishing Boat Licenses $ 5,493.15 Alien or Non-Resident Pleasure Fishing Boat Licenses -_ $ 6,945.00 Menhaden Boat Licenses $ 315.70 Alien Menhaden Fishing Licenses $ 275.00 Alien or Non-Resident $ 25.00 JULY 1, 1953 JUNE 30, 1954 Non-Resident Wholesale Dealers Licenses $ Wholesale Fish Dealers Licenses ---- $ Retail Fish Dealers Licenses $ Non-Resident Retail Fish Dealers Licenses -_...---- .------- $ Commercial Fish & Oyster Boat Licenses $ Alien or Non-Resident Commercial Boat Licenses ------ $ Alien or Non-Resident Commercial Fishing Licenses $.. $ Excess Net Tax $ Permit Tags and Stamps $ Shrimp Boat Licenses $ Alien or Non-Resident Shrimp Boat Licenses $ Alien or Non-Resident Sponge Boat Licenses ------$ Resident Pleasure Fishing Boat Licenses $ Alien or Non-Resident Pleasure Boats $ Menhaden Boat Licenses $ Alien or Non-Resident Boat Licenses -$ Purse Seines Tax $ Tax on Sponge Boats using Hooks $ Tax on other Boats used in Sponge Industry $ Resident Sponge Boat Licenses $ 2,000.00 54,950.00 54,710.00 275.00 28,331.20 5,220.00 4,950.00 49.00 10,516.00 10,782.05 1,525.00 25.00 13,163.15 165.00 571.95 150.00 425.00 58.00 36.00 262.55 Spreading oyster shell on bay bottoms provides attachment places for baby oysters. OYSTER DIVISION GENERAL Most of the basic research on Florida's oyster was completed during 1953. These investigations had been in progress since Feb- ruary, 1949. Results of the studies were published in scientific jour- nals and were summarized in several popular pamphlets brought out by the State Board of Conservation (see Tenth Biennial Report issued Spring, 1953). i-ri 'I Findings of the previous studies were applied to local problems over the State during 1953 and 1954. The Oyster Division continued to check prospective leases and to advise all lease holders on scientific methods of oyster farming. In addition, the division had responsibility for the enforcement of all laws pertaining to oysters and supplemented the efforts of the State Board of Conservation in some areas on other law enforce- ment. A close check is made frequently to insure that Florida oysters maintain high standards of quality and purity. REHABILITATION During the biennium, the division carried out rehabilitation pro- jects in Apalachicola Bay, Cedar Key, Crystal River, and the coast- al waters of Wakulla County. In Apalachicola Bay dredged oyster shell was placed in the water as cultch during 1953 as follows: April, May and June: 204 yards at Nine Mile July, August and September: 500 yards at Nine Mile In 1954, plantings of oysters and shell were made in Apalachicola Bay as follows: May-Paradise Flat (Oysters) W.P.A. Bar (Oysters) State Lease No. 1 (Oysters) June-Paradise Flat (Oysters) W.P.A. Bar (Oysters) State Lease No. 3 (Coon Oysters) State Lease No. 5 (Oyster Shell) .__. July-Paradise Flat (Oysters) Paradise Flat (Oyster Shell) W.P.A. Bar (Oysters) Godley's Bluff (Oysters) .__1000 _- 540 208.5 __1140 50 300 -.--..._.- -- 1010 500 250 ..-.. 900 750 During 1953 and 1954 projects were started in Cedar Key and Wakulla County in an effort to improve the quality of oysters norm- ally found on coon reefs. The reefs were raked and all oysters which normally were exposed during low tides were placed in deeper water where they would be covered by water at all times. Growth and quality of the oysters thus moved were noticeably im- proved. Greatly enlarged drawing of Gymnodinium brevis, causative organism of Red Tides. THE RED TIDE Red Tides are fairly common over many of the coastal regions of the world. They occur off California, Peru, India, Japan and Puerto Rico, to name only a few places. 26 In all cases they are caused by a one celled animal which scientists have called DINOFLAGELLATES. There are many different species of dinoflagellatea and, in most cases, Red Tides in different parts of the world are caused by separate species. Microscopic in size, these tiny animals may exist in coastal waters and not be noticed. Then, for reasons not completely under- stood at present, they may suddenly begin to reproduce in enor- mous numbers. When they do, they sometimes reach concentra- tions of 60,000,000 per quart of sea water. This condition is referred to as a "bloom" and the immense numbers color the water a rusty red color-hence the name Red Tide. Some of the Red Tides of the world have the power to kill fish. Under some conditions Florida's Tide is one of these. Also, under certain special conditions, the Florida variety produces a slightly irritating gas. The effects of the gas are very temporary and are restricted to narraw edges of beaches when the wind blows from the west. WHAT IS BEING DONE ABOUT RED TIDE? Although past records are sketchy, there seems to have been about fifteen or more Red Tides on Florida's west coast since 1844. The first recent Red Tide appeared in November, 1946, on the Gulf Coast of Southern Florida, near Naples, when fishermen re- ported large numbers of dead and dying fish floating in the vicinity and about 10 miles offshore. The death of fish increased and the Red Tide moved northward until by the end of January, 1947, the bays and beaches of Fort Myers, Sanibel Island and neighboring areas were strewn with millions of dead fish. The problem of dis- posal was a serious one. No State or Federal funds were available for an investigation of the Red Tide but at the request of the Director of the Florida State Board of Conservation and of numerous persons in the affected area a team of scientists proceeded from the University of Miami Marine Laboratory to the Gulf Coast of Florida. They were able to determine the cause of the mortality of fishes during the month of January. Biological samples which were used in identifying the immediate cause of the Red Tide and reports on the investigations were made available to the State and Federal agencies concerned. One Miami worker, studying samples of the Red Tide water, de- finitely identified the causative animal. It was new to science and a full description was provided in the BOTANICAL GAZETTE in 1948 by the discoverer, Dr. Charles C. Davis. The name of the organ- ism, GYMNODINIUM BREVIS, has by now become common place. The organism was publicly displayed for the first time for convention delegates at the 1949 Gulf and Caribbean Fisheries Institute in Miami. Later, working with funds provided by the State Board of Con- servation, the Miami Marine Laboratory staff assigned to Red Tide work, began exploring the possibility of growing the Tide in the laboratory. Most culture work was done in Sarasota in cooperation with the Fish and Wildlife Service. Due to an apparent scarcity of G. BREVIS, was forced to perfect i's technique on a closely re- lated species, GYMNODINIUM SIMPLEX, but as a result of this in- vestigation, much ground work was laid for the eventual produc- tion of Red Tide in the laboratory. In 1952 another outbreak of Red Tide occurred, at which time ad- ditional studies were made of the chemistry and physical condi- tions of the water in the general crea of comtaminaion. This work was summarized in a noteworthy paper dealing with the currents and water masses associated with the Tide. As a result of work done during this outbreak several theories concern- ing Red Tides were considered invalid and much valuable time was saved by the elimination of such bliad alleys. Although the next large outbreak did not occur un'il the fall of 1953, the promising leads provided by earlier studies were being followed up by several people at the University of Miami who felt that if the Tide struck again, techniques and information would be needed for full scale investigations. Consequently, when an outbreak did occur late in 1953, the knowledge gained through the years paid off. In February, 1954, a research vessel was sent by the Miami laboratory to Fort Myers to continue other lines of investigation. A complete survey ot the waters off south western Florida was made at that time. During the survey, data was obtained on water temperature, sali- nity, currents, and presence of various fertilizers in the water (e. g., phosphates, nitrates, and dissolved organic materials). Frequenf sampling of the water was made to determine the abundance of the causative organism, G. BREVIS. Interested citizens formed beach networks during the early part of 1954. Through these volunteer services rapid reports of small outbreaks were quickly available, scientists were alerted, and prompt chemical checks of the area was possible. Volunteer citizens, particularly power squadrons, also made pos- sible two giant hydrographic studies that would have otherwise not been possible with State funds then available. Called "Opera- tions Driftcard" these surveys revealed valuable information con- cerning currents and winds and the interactions of the two forces. In the first operation approximately 35 boats put to sea from various points between Ft. Myers and St. Petersburg. Proceeding directly west into the Gulf of Mexico the boats dropped self address- ed, stamped postcards, encased in plastic. In the second, driftcards were dropped from a Coast Guard airplane. Later, as these cards were found, at sea and on the shore, the place and date of finding were entered and they were mailed to the Miami Marine Laboratory where their pattern of drift was estimated and evaluated. Using driftcard information and other oceanographic techniques, it was determined among other things that two giant circular eddies exist in the Red Tide area. These currents will receive more at- ten'ion later. In general, it has been indicated that Red Tides are more apt to occur during periods of high rainfall. A complete history of Red Tide outbreaks and the sequence of events within each are being prepared. These will be of great help in evaluating field data. The University of Florida has been sampling the waters of the Red Tide area for over a year to determine relative abundance of the causative organism at different times and places. A report on these studies will be forthcoming. In addition to State sponsored research, the Federal Government through the U. S. Fish and Wildlife Service is also engaged in an intensive study of the problem. Detailed information on the research of the the University of Mia- mi for the first six months of 1954 has been compiled and published in a technical report to the State Board of Conservation. A similar report is in preparation covering the second half of 1954. (For those desiring additional information, the State Board of Con- servation has prepared a revision of its Educational Bulletin Num- ber One, THE RED TIDE. This pamphlet is available free, upon re- quest.) Frequent sampling of inshore waters gives valuable information on Florida's fish. MARINE RESEARCH MULLET FISHERY: Research on the mullet fishery was one of the earliest projects undertaken by The Marine Laboratory for the Board of Conserva- tion. This was because mullet was the principal foodfish produced in Florida, and because it was apparently depleted. The study is continuing, although the problems have changed. Mullet is still the 30 principal foodfish but depletion is not a concern, except possibly in isolated regions, and the fishery now suffers from inability to market the catch. As a consequence of this change in need, the em- phasis during the latter part of the last biennium shifted to market- ing problems. This shift in emphasis has not meant that the biological studies have ceased, however, and this work has continued principally on the lower west coast and on the east coast of Florida. These are the last areas of the state to receive intensive study and this follows the plan set up when the work started. It is felt that the biological information is still vital, since improvement in markets will almost certainly put a strain on the resource at some future date. Tagging has revealed valuable information on migrations and mortality rates. Earlier work has been confirmed that mullet on the west coast usually do not move more than about 25 miles, even after a year. On the east coast migrations are longer, and move- ments of 50 miles or more are not unusual. High rates of tag re- turns (20-25%) and rapid disappearance of tagged fish suggests a heavy fishery and a high rate of natural mortality. Tagging has also shown the importance of the fresh water phase of the mullet life history. Rapid growth seems to take place in fresh water. Growth rates of mullet are different in different areas of the state, being faster in the southerly portions. Not many mullet seem to live past their 4th or 5th year, and most commercially caught fish are in their 3rd year. In the Homassa area, for example, a three year old fish averages 121/2 inches long and not quite a pound in weight. The peak of spawning varies over the coast, on the west coast being earliest off Pensacola (November) and latest off Naples (Jan- uary). On the east coast, spawning takes place in December and January. This difference makes it difficult to set proper closed sea- sons. For this and other varied reasons, it has been suggested to abolish closed seasons. So far this has not been done, because of the fear of adverse economic repercussions. Other biological facts, such as size at maturity, sex rates, etc., have been discovered and reported at various times. Regulations have been suggested as a result of these studies. MARKETING: Severe marketing problems in the finfish industry have made a major shift necessary in the emphasis on the type of fisheries re- search done for the state. After some preliminary work in 1953, a scientist was put on mar- keiing research full time in 1954. It soon become apparent that more help was needed on this pressing problem, and funds were sought and obtained from the federal government to support additional work. A contract with the Fish and Wildlife Service now enables an intensive study of marketing problems of Florida's fisheries, particularly in regard to mullet. The difficulties encountered in marketing mullet are due to fail- ure of the industry to keep pace with technological advances in fishing methods, processing methods and distribution methods. Mul- let are forced to compete with cheaper northern species which are processed in attractive and convenient forms. There is still a de- mand for mullet in the round, however, and increased sales here will be in response to better quality fish. About 9n'. of Florida's mullet production is sold outside the state, mostly in nearby states. Attempts will be made to increase con- sumption here, and to find new markets outside this area. Research is going forward on frozen mullet, in the form of fish sticks and fillets, canned mullet and smoked mullet. The possibility of deve- loping more efficient methods of catching mullet is being consider- ed. SAILFISH: One of the sport fish investigations of long standing is the study of the sailfish. This started out some years ago as a tagging pro- gram exclusively, and while this part of the study is still the most important, valuable information on the early life history of sailfish, on the food of this species and other aspects of its life history have been accumulated. Four different types of tags have been tried on sailfish, which is difficult to tag because of its large size and its strength. The latest type is a dart tag, developed by Mr. Frank Mather of the Fish and Wildlife Service. It appears, from field trials, to be very promising and as soon as larger numbers can be produced these tags will probably be employed exclusively. Landing the always game sailfish. The early life history of the sailfish was described in a technical paper during the biennium and non-technical summaries of the progress of research were produced in a series of Sailfish News- letters. All of these are available upon request. Several groups of charterboat captains and sport groups were assisted in their tagging and conservation programs on sailfish. For example, the Marine Laboratory supplied tags for the Boynton Beach and Delray Beach Sailfish Tournaments, on behalf of the State Board of Conservation. RED SNAPPER: An extensive study of the red snapper industry was completed during the biennium. Results have been published as a Tech- nical Report of the State Board of Conservation. At least seven species of fish are caught and marketed as red snappers, including the "true" red snapper, LUTJANUS AYA, which itself may really be two species. The gear has undergone consi- derable change in recent years, mostly as a result of the employ- ment of mechanical and -electric reels. Deeper water can now be exploited. A much clearer understanding of the biology of the species is now available, with information now at hand on its food, length- weight relationship, size at maturity, sex ratios, etc. More important, much new data have been gathered and analyzed on the changes in abundance, and on depletion. Red snappers seem to be over- fished, and improvements in fishing gear makes it appear that a danger of further depletion may take place. In order to exploit more distant grounds the fleet will have to undergo extensive changes, which do not appear likely to be made in the immediate future. Abundance changes in this fishery should be carefully watched. Since Mexico and Cuba are also engaged in this fishery, an international commission might be required to handle its management properly. FISHING GEAR: Work on gear included further experiments using a small depth recorder to locate schools of fish, principally mackerel. It was shown that this device could be useful for both sport and commercial fish- ing, and small depth recorders are now in use on small boats. Extensive tests were made to show that a Chesapeake Bay type dredge could be successfully used to catch blue crabs. This gear is now in use on the West Coast of Florida as a result of these ex- periments and its use is expected to increase. Another gear development in the crab fishery has been the in- troduction of the Virginia crab fyke net. This gear was introduced by the Marine Laboratory and is in use in the Peace River area. A careful study of bait shrimp gears was made on the middle east coast, in connection with a larger bait shrimp study. Recom- mendations concerning the use of these gears were made. The most important activity in gear research was a careful ob- servation of all kinds of commercial fishing gear in the state. A re- port has been issued with full descriptions of these gears and the fishing methods, with many illustrations. This will serve as a basis for further gear development and for regulations on fishing gears. PLANKTON FISH STUDIES: Basic information on early life history of important marine fishes, necessary for proper conservation, has been collected by the Mar- ine Laboratory by two teams of scientists. In one case the main financial support for this project was derived from outside funds, namely the Fish and Wildlife Service and the State of Georgia. This was in connection with the South Atlantic Offshore Fisheries Inves- tigation in which Georgia, Florida and the Federal Government co- operated. An important paper by the Florida biologist on swordfish resulted from this work, and other cooperative reports will be forth- coming. The other group working on larval fish important to Florida is supported entirely by the National Geographic Society and other non-state agencies. SNOOK: Another sport fish project has been an investigation of the snook fishery. This is an example of a study done for the state and sup- ported mostly by outside funds. In this case the National Research Council is the supporting agency. Concern has centered around such points as (1) ascertaining pro- duction figures on an annual and area (largely county) basis; (2) description of the gear and methods employed by commercial fish- ermen to capture snook; (3) the relative importance of snook to fish- ermen and dealers on an annual, seasonal, and regional basis; (4) assessment of the percentages of the total commercial production results from sport and commercial activities; and (5) percentage oc- currence of the three species in the commercially handled snook. Certain features of the biology of the dominant species, CENTRO- POMUS UNDECIMALIS, have been ascertained. Among these are the time and duration of the spawning season, the first size at ma- turity and the food habits of the snook. Attempts to describe fecun- dity of the species are to be made. Distribution of the species in the Marine, brackish and fresh waters of the peninsula has been ex- amined at great detail. A determination of the ratio of sexes occur- ring in commercial and sport fishing samples has been made, and lesser particulars of biology, such as length to weight ratios, cbnor- malities of the fish, and parasites infesting the species, have been established. It is expected, as a result of these studies, to be able to make recommendations as to whether this species should be de- clared a sport fish and as to what regulations are required on the fishery. EMERGENCY AND SPECIAL INVESTIGATIONS: The Marine Laboratory is called to make certain emergency and special investigations on behalf of the State Board of Conservation. During the past biennium these included such things as an investi- gation of fish mortalities in the Broward River. This was found to be recurrent, and to be the result of pollution. Several applications for permits for marine aquaria were considered, including an examina- tion of the proposed sites. The Laboratory has the responsibility of safeguarding the fishery resources during seismic oil explorations. This is done by having observers on the boat, who have the authority to stop the operation if harm is being done. INFORMATION AND EDUCATION: Information on the results of research, both by the Marine Labo- ratory of the University of Miami and by other fishery research organizations, is made available through several series of Board of Conservation publications, including the Educational Series, Technical Series and Special Service Bulletins. Quarterly Reports on Fisheries Research are issued to the industry and other interest- ed persons and the Sailfish Newsletters have been published since 1952. Commercial Fisheries Newsletters were first issued late in the past biennium. The newspaper and radio station series, Sea Secrets, which answers questions about the sea, is issued free to a large number of subscribers by the Board of Conservation. In addition to these regular services, very large numbers of Tele- phone, personal and written enquiries on Florida marine resources are answered every month. Television and radio appearances also bring the public attention to this aspect of the State's economy. Staff members of the Marine Laboratory continue to act as tech- Department exhibit shown throughout the state. nical advisors to the State Board of Conservation at meetings of the Atlantic States and Gulf States Marine Fisheries Commissions. SHRIMP RESEARCH: The shrimp fishery has for several years been the most import- ant phase of the seafood industry of Florida, and in the past two years has reached a position of overwhelming dominance. As illus- tration of this, the Florida landings of shrimp in 1953 (this is the last year for which complete records are available) were 58,471,431 pounds; in 1954 shrimp landings are estimated to be 15% higher. This total is compared with 22,901,721 pounds only five years ago, in 1950. The value of the shrimp industry in 1953 was $21,389,490, 68% of the value of seafood products in Florida. Beacuse of the great importance of the shrimp industry, a con- siderable portion of the research effort of The Marine Laboratory, for the State Board of Conservation, has been on shrimp, and a separate appropriation was made by the Legislature for this purpose. Proper regulation of the Florida shrimp fishery depends primarily on careful and detailed statistical information. The Marine Labora- tory began collecting detailed catch per boat data on the Key West fishery in 1954, and is cooperating with the greatly expanded shrimp statistics program of the Fish and Wildlife Service, The headquart- ers of this program for the southeastern states is in one of the Mar- ine Laboratory buildings. SHRIMP EXPLORATION: The Marine Laboratory assisted in the designing and carrying out of three exploratory shrimp fishing projects during the biennium. Two of these were in Cuban waters (financed privately) and the other was on the west coast of Florida, financed by the shrimp in- dustry, with the State Board of Conservation supplying the services of the scientists. The Cuban trials showed no sizeable shrimp population, and the Florida fishing was also largely unproductive, largely because of the rough nature of the bottom. However, one small bed of shrimp was discovered at 200 07' North and 83 10' West. This bed sub- sequently yielded commercial catches of shrimp. An interesting by- product of this work was the discovery of a scallop bed of commer- cial size at 29 05' North and 85 25' West. LIVE BAIT: The Florida live shrimp bait industry is larger than is generally supposed. This was one result which was apparent from the survey of the northeast coast, live bait shrimp industry which was carried out in 1953. The fishery was shown to be worth nearly $700,000 in that year, and to employ about 1300 people. Besides studying the economic importance of the industry, this survey described gear and transportation methods, and determined the species of shrimp caught. It clarified several controversial ques- tions concerning life histories of the shrimp and the supposed harm- ful effect of certain gears, chiefly the pushnet. It concluded that there was no justification, in terms of economics or conservation, for outlawing this gear. REACTION TO ELECTRICAL CURRENTS: The high interest in German experiments with electrical fishing in the sea, combined with the possibility of the existence of sizeable shrimp stocks in areas which cannot be fished by conventional gears, led to experiments on the reaction of shrimp to electrical currents. The first step has been to establish the fact that shrimp, like fish, can be forced to swim to the positive pole in an electrical field. Then the optimum conditions of current density, "on-off" ratio and frequency were determined. At present the electrical require- ments are such that practical trials would be too expensive, let alone commercial applications of the principle, but by certain adap- tions of the method it may be feasible to develop an apparatus which will allow field trials to be run. TECHNOLOGY: Most of the emphasis in the shrimp research was placed on the practical problems of handling, on board the vessels, and in the freezer and other processing plants. These problems have become acute in recent years, with shrimp vessels fishing so much farther from port, with a resultant delay in landing the catch. The experiments were continued with refrigerated seawater as a substituted for ice to chill shrimp aboard fishing vessels. Excell- ent results were obtained particularly when dilute concentrations of aureomycin were used to eliminate a characteristic odor which developed otherwise. Permission to use this antibiotic is now await- ed from the Food and Drug Administration. Extensive experiments were also conducted using aureomycin in a weak solution as a dip and frozen into ice in which shrimp were stored. It was found that shrimp dipped soon after they were caught held their freshness in ice storage for four to six days longer than untreated shrimp. Shrimp in aureomycin ice were also improv- ed in quality. Again, Food and Drug Administration approval is awaited. Experiments on ice particle size showed that the smaller the par- ticle, the better the quality of the shrimp, provided air spaces were avoided around the stored shrimp. A basic study of the spoilage of shrimp was conducted, and work done to develop a reliable, objective test for freshness. Use of ultra- violet light shows some promise in this connection. Considerable emphasis was placed on methods of reducing black spotting of shrimp. The seawater method of chilling proved completely effective in eliminating black spot, while careful icing (using finely ground ice) materially reduced it. Chemical treatment, particularly with dilute solutions of sodium bisulfite were also shown to be effective. NON STATE-SUPPORTED FISHERY RESEARCH: Besides the work financed by the State, through the Eoard of Conservation, there is a considerable amount of fishery research being carried on by the Marine Laboratory which is financed by other agencies and individuals. Some of this additional financial help is used to enlarge and assist in projects under way for the state. For example, the shrimp ex- periments have had substantial support from the Shrimp Associa- tion of the Americas, an important international trade association, and from the Lederle Laboratori3s of the American Cyanamid Com- pany. Other state research partially supported by other agencies include statistics, snapper, marketing, live bait fishery, exploration, fish life histories, snook investigation and others. Other projects important to the state fisheries are supported en- tirely by agencies other than the Board of Conservation. These include the greatly enlarged sport fish research, both on the bluefin tuna and the large bill fishes. Work has been authorized on a tar- pon investigation, to be financed privately. Fundamental studies on the Gulfstream, on plankton and on instrument development are supported by the U. S. Navy Gear Development. Underwater tele- vision and the location of fishes by sound are supported by the Fish and Wildlife Service. The effect of fresh water outflows from Lake Okeechobee on the coastal fisheries were studied on a grant from the Army Engineers. The Gulf and Caribbean Fisheries Institute, supported by the University of Miami and the fishing industry, serves to stimulate practical research on the fisheries of Florida and to spread information on results and plans for future work. RECEIPTS Revenue Receipts: Taxes: Excess Nets Tax Adj. Totals 1953-54 49.00 Licenses and Permits: Fish Dealers' Licenses 111 935.C0 Boat Licenses -- 60,214.90 Fishing Licenses 5,025.00 Purse Sein Licenses 4 25.00 Total Licenses & Permits .....--. Use of Property: Oyster Lease Current Services: Sale of Seafood Shipping Tags & Stamps Other Revenue Receipts: Sale of Confiscated Materials ......---..- Arrest Fees and Mileage ----------.... ----- Miscellaneous Total Other Revenue Receipts ...- Non-Revenue Receipts: Agents Overremitted Agents Underremitted Returned Checks Re-Deposited .---- Refunded Prior Years Expenditures Total Non-Revenue Receipts ..- Unadjusted Totals Less: Returned Checks Refunds 177,599.90 1,867.51 10,516.00 1,135.20 1,754.10 141.47 3,030.77 2.85 3.25 V09.00 908.60 Remittances: Gen. Revenue Fund --......- 193,971.78 Revenue. Receipts: Taxes .-... Licenses & Permits Use of Property Current Services Other Revenue Receipts -............ Total Revenue Receipts ....-------- Non-Revenue Receipts -.........-.. 49.00 177,599.90 1,867.51 10,516.00 3,030.77 193,063.13 903.60' 193,971.78 1952-53 284.00 72980.00 41374.30 3800.00 250.00 118404.30 1917.08 8452.50 625.09 1466.28 7.12 2098.49 83.08 76.29 5.50 12.29 131168.66 284.00 118404.30 1917.08 8452.50 2098.49 131156.37 12.29 131,168.66 DISBURSEMENTS Personal Services Salaries and Wages .--.-.. .. Professional Fees and Consultant Services _- Total Personal Services -...... -------.... Contractual Services Advertising Florida's Commodities Resources and Attractions Communication and Transportation of Things -........... ----.. - General Printing and Reproduction Services -.---- -.- ......-...--- --- Repairs and Maintenance -.......----- ......-- Subsistence, Care and support of Persons -.- Travel ..... ...... --- ----. Utilities Other Contractual Services Total Contractual Services Materials and Supplies Coal, Fuel Oil, and Other Heating Supplies Educational, Medical, Scientific and Agricultural Materials and Supplies _ Motor Fuels and Lubricants Office Materials and Supplies .......-- ...- Other Materials and Supplies Total Materials and Supplies ...--__-. Current Charges and Obligations Insurance and Surety Bonds Rental of Buildings and Equipment .... Total Current Charges and Obligations 1953-54 $229,276.61 272.50 1952-53 $103,017.74 229,549.11 108,017.74 347.03 -0- 11,643.35 3,677.37 10,825.35 13,152.50 12,916.47 4,496.91 4.00 158,643.69 55,616.24 7.37 1,639.26 498.03 $196,015.20 $77,452.42 24.50 -0- 158.40 -0- 7,009.54 4,181.09 4,209.03 1,457.11 22,388.60 694.53 $ 32,793.07 $3,322.70 7,661.04 2,011.58 1,419.52 753.26 $9,330.56 $3,764.34 Capital Outlay Educational Material, Scientific and Agricultural Equipment 1,320.72 Motor Vehicles 24,582.86 Office Furniture and Equipment ....-........ 9,804.54 Other Capital Outlay 1,337.85 Total Capital Outlay $ 37,045.97 $505,480.91 -0- 1,353.48 454.65 233.00 $ 2,093.13 $197,653.83 ... ..... - ~rv : I' I ' L. -. N. Salt Water Conservation .Looks to the Future . I -,. ~"... . r I I I I Date Dre \ - - 333 The ultimate purpose of the State Board of Conservation is to conserve and manage the resources of the salt waters of 'Florida so that the present generation and all future generations can enjoy their Imximum benefits |