9499

• UCREFRP Catalog Number: 9499
• Author: Osmundson, D. B.
• Title: Removal of Non-native Centrarchids from Upper Colorado River Backwaters, 1999-2001
• USFW Year: 2003.
• USFW - Doc Type: Summary of Results.
• Copyright Material: NO

TABLE OF CONTENTS
LIST OF TABLES ...................................................... ii
LIST OF FIGURES ...................................................... ii
ACKNOWLEDGMENTS ..... :........................................... iii
DISCLAHOER ii
EXECUTIVE SUMMARY ................................................ iv
INTRODUCTION ...................................................... 1
Background ...................................................... I
Statement of Problem ............................................... 2
Goal ............................................................ 4
TARGET AREA ........................................................ 4
METHODS ............................................................ 4
RESULTS ............................................................. 7
General ......................................................... 7
Largemouth bass .................................................. 8
Green sunfish .................................................... 12
Control efforts in an individual backwater .............................. 14
Other centrarchids ................................................ 16
Other non-natives ................................................. 17
Results from other studies .......................................... 17
Response of endangered fish to non-native fish removal efforts .............. 18
DISCUSSION ......................................................... 19
CONCLUSIONS ....................................................... 24
RECOMMENDATIONS ................................................. 24
LITERATURE CITED .................................................. 25
APPENDIX ........................................................... 29
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