7090

• UCREFRP Catalog Number: 7090
• Author: Archer, D. L., L. R. Kaeding and H. M. Tyus.
• Title: Colorado River Fishes Monitoring Project Final Report.
• USFW Year: 1986.
• USFW - Doc Type: Lakewood, Colorado.
• Copyright Material: NO

FIGURES

PAGE

1 Movement patterns of Colorado squawfish which migrated
to and from the Yampa River and Gray Canyon spawning
areas 1980-1984......................................... 11

2 Movement patterns of radiotelemetered Colorado squawfish
in the Colorado River, 1982-84.......................... 12

3 Confirmed Colorado squawfish spawning areas............. 14

4 Relationship between catch-per-unit-effort (fish/1000m2)
of larval Colorado squawfish in backwater habitat and
mean August-September dishcarge in the Green River...... 28

5 Relationship between mean total length at the end of the
growing season and mean August and September discharge in
the Green RiveT......................................... 30

6 Computer simulated nursery habitat for YOY Colorado squaw-
fish, Green River near Ouray, Utah (Calibration flow for
PRABSIM was 3283 cfs)................................... 32

7 River reaches where adult Colorado squawfish have been
collected............................................... 38

8 Adult Colorado squawfish high concentration and concen-
tration areas........................................... 40

9

Spawning migration routes for adult Colorado squawfish..

42

10 Confirmed and suspected Colorado squawfish spaWQing

areas. . ,_ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45

11

River reaches from which larval Colorado squawfish
(25mm) have been collected..............................

47

12

Areas where YOY Colorado squawfish have been collected
in the past five years..................................

49

13

Young-of-the-year Colorado squawfIsh high density
nursery and nursery areas...............................

51

Iv