6037

• UCREFRP Catalog Number: 6037
• Author: U.S. Fish and Wildlife Service.
• Title: Endangered Colorado River Habitat Utilization Curves-Draft.
• USFW Year: 1984.
• USFW - Doc Type: \
• Copyright Material: NO

TABLE OF CONTENTS
Depth, Velocity, Substrate
Colorado squawfish
Page
Adult
Nonspawning Depth ........................... 1
Nonspawning Velocity ........................ 3
Nonspawning Substrate ....................... 5
Spawning (Staging) Depth .................... 6
Spawning (Staging) Velocity ................. 8
Spawning (Staging) Substrate ................ 10
Spawning (Deposition) Depth ................. 11
Spawning (Deposition) Velocity .............. 13
Spawning (Deposition) Substrate ............. 16
Post larval YOY
Depth ....................................... 17
Velocity .................................... 20
S u b s t r a t e ................................... 2 3
Juvenile (60-249mm)
Depth ....................................... ~~
Velocity .................................... 27
Juvenile (250-449mm)
Depth ....................................... ~y
Velocity .................................... 32
Juvenile (60-449mm)
Substrate ................................... 3 3
Humpback Chub
Adult
Depth ....................................... 35
Velocity .................................... 37
S tl b s t r 8 t e • • • • • • • • • • • • • • • • • • • • • • • • 3 9
Temperature
Colorado squawfish
Post-larval YOY, Juvenile and Adult .............. 41-
Presvawning ...................................... 43
Spawning migration ............................... 45
Spawning ......................................... 47