9439

• UCREFRP Catalog Number: 9439
• Author: Upper Colorado River Endangered Fish Recovery Program.
• Title: Nonnative Fish Control Workshop
• USFW Year: 2002.
• USFW - Doc Type: Summary, Conclusions, and Recommendations.
• Copyright Material: NO

TABLE OF CONTENTS
EXECUTIVE SUMMARY ...................................................... i
ACKNOWLEDGMENTS-ATTENDEES ........................................ vi
ACKNOWLEDGMENTS-PRESENTERS ....................................... viii
LIST OF TABLES ..................... .................................... xii
LIST
1.0 OF FIGURES .........................................................
INTRODUCTION ................. ....................... .. xiv
1
'
1.1
1.2 Background ....................................................
Purpose and Objectives of Workshop ................................ ..1
.. 1
'
1.3 Statement of the Steering Committee ................................ .. 2

2.0 1.4 Organization of this Report ........................................
GUIDING DOCUMENTS FOR NONNATIVE FISH CONTROL ............... .. 2
.. 2
2.1
2.2 Upper Colorado River Endangered Fish Recovery Program ...............
Nonnative Fish Issue Paper ........................................ .. 3
.. 4
'
2.3 Selective Control of Nonnative Fishes ............................... .. 4
2.4
2.5 Nonnative Fish Stocking Procedures .................................
Nonnative Fish Control Strategy .................................... .. 4
.. 5 ,
2.6 Recovery Goals for the Four Endangered Fish Species ................... .. 6
3.0 DESCRIPTION OF NONNATIVE FISH CONTROL PROJECTS ................. 7 '
3.1 Public Information and Education .................................... . 7
3.2 State and Federal Stocking and Harvest Regulations .....................
3.2.1 State of Colorado ........................................... . 7
. 8 '
3.2.2 State of Utah .............................................. . 8
3.2.3 U.S. Fish and Wildlife Service (American Indian Lands) ............
3.2.4 National Park Service ....................................... 10
12 '
3.3 Pond Isolation and Rehabilitation .................................... 13
3.3.1 Colorado River Pond Reclamation ............................. 13 '
3.3.2 Evaluation of Nonnative Stocking Regulations .................... 16
3.3.3 Operation and Management of Large Wetland Depressions on the Ouray
National Wildlife Refuge ..................................... 16 '
3.4 Reservoir Escapement Prevention Measures ............................ 23
3.4.1 Highline Lake Screening Operation and Management .............. 23
3.5 Northern Pike Removal .......................... . ................. 27 '
3.5.1 Translocation of Northern Pike from critical habitat in the Yampa River 27
3.5.2 Fish Community Population Estimates on the Yampa River ......... 35
3.5.3 Translocation of Northern Pike from the upper Yampa River ......... 49 ,