8233

• UCREFRP Catalog Number: 8233
• Author: Chart, T. E., D. P. Svendson and L. Lentsch.
• Title: Investigation of Potential Razorback Sucker ‎(Xyrauchen texanus)‎ and Colorado Pikeminnow ‎(Ptychocheilus lucius
• USFW Year: 1999.
• USFW - Doc Type: Spawning in the Lower Green River, 1994 and 1995.
• Copyright Material: NO

TABLE OF CONTENTS
TABLE OF CONTENTS ..................................................... ii
LIST OF TABLES ...........................................................iii
LIST OF FIGURES ..........................................................iv
ACKNOWLEDGEMENTS .................................................... v
EXECUTIVE SU1I~IlKARY .................................................... vi
LIST OF KEY WORDS ...................................................... vi
INTRODUCTION ............................................................1
OBJECTIVES ...............................................................2
STUDY AREA ...............................................................2
METIiODS ..................................................................3
RESULTS ...................................................................4
Congregations of adults at suspected spawning areas -razorback suckers .......... 4
Congregations of adults at suspected spawning arE~as - Colorado pikeminnow ...... 4
Larval sampling: razorback sucker ......................................... 5
Larval sampling: Colorado pikeminnow near Millard Canyon ................... 5
DISCUSSION ................................................................6
Razorback sucker .......................................................6
Colorado pikeminnow ....................................................8
CONCLUSIONS ............................................................10
RECOMMENDATIONS ...................................................... 11
REFERENCES ..............................................................13
APPENDIX .................................................................25
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