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Citation |
- Permanent Link:
- https://ufdc.ufl.edu/UFE0022732/00001
Material Information
- Title:
- Importance of Floodplain Connectivity to Fish Populations in the Apalachicola River, Florida
- Creator:
- Burgess, Oliver
- Place of Publication:
- [Gainesville, Fla.]
Florida
- Publisher:
- University of Florida
- Publication Date:
- 2008
- Language:
- english
- Physical Description:
- 1 online resource (82 p.)
Thesis/Dissertation Information
- Degree:
- Master's ( M.S.)
- Degree Grantor:
- University of Florida
- Degree Disciplines:
- Fisheries and Aquatic Sciences
- Committee Chair:
- Pine, William
- Committee Members:
- Walsh, Stephen J.
Frazer, Tom K. Mossa, Joann
- Graduation Date:
- 8/9/2008
Subjects
- Subjects / Keywords:
- Aquatic habitats ( jstor )
Catfish ( jstor ) Fish ( jstor ) Floodplains ( jstor ) Freshwater bass ( jstor ) Human geography ( jstor ) Natural channels ( jstor ) Rivers ( jstor ) Species ( jstor ) Sunfish ( jstor ) Fisheries and Aquatic Sciences -- Dissertations, Academic -- UF apalachicola, connectivity, floodplain, flow, habitat, lotic, movement, regime, restoration, river, spawning, telemetry
- Genre:
- bibliography ( marcgt )
theses ( marcgt ) government publication (state, provincial, terriorial, dependent) ( marcgt ) born-digital ( sobekcm ) Electronic Thesis or Dissertation Fisheries and Aquatic Sciences thesis, M.S.
Notes
- Abstract:
- Lotic fishes are widely believed to use floodplain systems as spawning and rearing habitats. The perception that floodplain habitats are important for fish recruitment has led to river restoration projects which focus on restoring altered rivers to the natural flow patterns including the seasonal inundation of floodplain systems. Few studies have documented the home ranges of lotic fishes to assess the value of floodplains and fewer studies have linked the spatial and temporal uses of floodplain habitat with spawning events. Additionally, no studies have determined if fish populations in floodplains and floodplain tributaries are independent of populations in the mainstem river. The purpose of this study was to investigate the importance of floodplain channel-mainstem river connectivity to lotic fishes in the Apalachicola River, Florida and the associated implications to fish population management and habitat restoration plans in this system. Results of this study show that some individuals of each studied species used both mainstem and floodplain channel habitats. Additionally, the timing of movement and habitat use of each species corresponded with the collection of larvae of each respective species. Micropterus spp., Lepomis spp., and to a lesser degree Minytrema melanops were found to use historical floodplain channel habitat that was reconnected to the mainstem as a spawning site within a few weeks of completing the restoration. This result is of interest to managers working in this system because it implies that at least some species will utilize reconnected backwater habitat as a spawning ground, which was a key motivation for restoration activities. ( en )
- General Note:
- In the series University of Florida Digital Collections.
- General Note:
- Includes vita.
- Bibliography:
- Includes bibliographical references.
- Source of Description:
- Description based on online resource; title from PDF title page.
- Source of Description:
- This bibliographic record is available under the Creative Commons CC0 public domain dedication. The University of Florida Libraries, as creator of this bibliographic record, has waived all rights to it worldwide under copyright law, including all related and neighboring rights, to the extent allowed by law.
- Thesis:
- Thesis (M.S.)--University of Florida, 2008.
- Local:
- Adviser: Pine, William.
- Statement of Responsibility:
- by Oliver Burgess.
Record Information
- Source Institution:
- UFRGP
- Rights Management:
- Copyright Burgess, Oliver. Permission granted to the University of Florida to digitize, archive and distribute this item for non-profit research and educational purposes. Any reuse of this item in excess of fair use or other copyright exemptions requires permission of the copyright holder.
- Resource Identifier:
- 664553961 ( OCLC )
- Classification:
- LD1780 2008 ( lcc )
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PAGE 9
Micropterus Minytrema melanops Lepomis Micropterus Minytrema melanops Lepomis
PAGE 10
Micropterus Lepomis Minytrema melanops
PAGE 12
Introduction
PAGE 14
Background Study Site
PAGE 15
Acipenser oxyrinchus desotoi Morone saxatilis
PAGE 16
Study Species Micropterus Ictalurus Lepomis Micropterus salmoides Micropterus punctulatus
PAGE 17
Minytrema melanops Lepomis microlophus Ictalurus punctatus
PAGE 21
Methods Movement and Habitat Use Tagging and Telemetry
PAGE 23
Seasonal Habitat Use and Tagged Species Proportion i,j i j i,j i j i j ji jin n H
PAGE 24
j i i,j j i j i i,j i j i jiH PjiH
PAGE 26
Home Range Estimation
PAGE 27
h h
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Larval Fish Abundance and Spawn Timing Larval Fish Collection
PAGE 29
Determining Spawn Timing
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-90 -80 -70 -60 -50 -40 -30 -20 -10 0 10 Dec-06 Feb-07 Apr-07 Jun-07 Aug-07Distance (km) SPSK 2068 SPSK 2073 -3 22-Apr-07 -2.5 -2 -1.5 -1 -0.5 0 0.5 1 1.5 25-Mar-07 1-Apr-07 8-Apr-07 15-Apr-07Distance (km) SPSK 2064 SPSK 3043
PAGE 32
Results Habitat Use
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Proportion of Tagged Adult Species in Flood plain Channel and Mainstem River Habitats Micropterus
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Micropterus Micropterus
PAGE 35
Broad Movement Categories and M aximum Linear Range of Species
PAGE 36
Habitat Use and the Relationship of Habitat Use with Linear Range
PAGE 37
Micropterus Home Ranges
PAGE 38
Larval Fish Abundance Micropterus Micropterus Lepomis Micropterus Micropterus Micropterus
PAGE 39
Lepomis Lepomis Lepomis Lepomis
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Lepomis microlophus Micropterus salmoides Micropterus punctulatus Minytrema melanops Ictalurus punctatus Lepomis microlophus Micropterus salmoides Micropterus punctulatus Minytrema melanops Ictalurus punctatus
PAGE 48
Lepomis microlophus Micropterus salmoides Micropterus punctulatus Minytrema melanops Ictalurus punctatus Lepomis microlophus Micropterus salmoides Micropterus punctulatus Minytrema melanops Ictalurus punctatus
PAGE 49
Lepomis microlophus Micropterus salmoides Micropterus punctulatus Minytrema melanops Ictalurus punctatus Lepomis microlophus Micropterus salmoides Micropterus punctulatus Minytrema melanops Ictalurus punctatus
PAGE 50
Lepomis microlophus Micropterus salmoides Micropterus punctulatus Minytrema melanops Ictalurus punctatus Lepomis microlophus Micropterus salmoides Micropterus punctulatus Minytrema melanops Ictalurus punctatus
PAGE 51
Lepomis microlophus Micropterus salmoides Micropterus punctulatus Minytrema melanops Ictalurus punctatus Lepomis microlophus Micropterus salmoides Micropterus punctulatus Minytrema melanops Ictalurus punctatus
PAGE 52
Lepomis microlophus Micropterus salmoides Micropterus punctulatus Minytrema melanops Ictalurus punctatus Lepomis microlophus Micropterus salmoides Micropterus punctulatus Minytrema melanops Ictalurus punctatus
PAGE 53
A B C
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Micropterus
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Minytrema melanops Minytrema melanops
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Lepomis Lepomis
PAGE 57
Micropterus Micropterus
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Minytrema melanops Minytremamelanops
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Lepomis Lepomis
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Discussion Characterization of Mainstem River and Floodplain Channel Habitat Use by Tagged Adult Species
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Micropterus
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Characterization of Move ment by Tagged Species
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Lepomis Lepomis
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Larval Catches and Spawn Timing Micropterus Micropterus Micropterus Micropterus
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Lepomis Lepomis Lepomis Lepomis Lepomis Lepomis Lepomis Lepomis
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Micropterus Lepomis Summary of the Importance of Floodplain Channel Connectivity
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Micropterus Lepomis Minytrema melanops
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Discharge (cfs) Temperature (C)
PAGE 75
Mont Discharge (cfs) h
PAGE 76
Lepomis microlophus Micropterus salmoides Micropterus punctulatus Minytrema melanops Ictalurus punctatus
PAGE 77
Lepomis microlophus Micropterus salmoides Micropterus punctulatus Minytrema melanops Ictalurus punctatus
PAGE 81
Plectropomus leopardus
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