7823

• UCREFRP Catalog Number: 7823
• Author: Miller, W. H., et al.
• Title: Colorado River Fishery Project, Part II, Final Report, Field Investigations.
• USFW Year: 1982.
• USFW - Doc Type: \
• Copyright Material: NO

FIGURES (continued)
Number
Page
51
53
54
56
56
57
64
65
66
70
•
33 Catch of YOY Colorado squawfish from backwaters
during special investigations, Green River, 1979 . . . .
34 Catch/effort during diel sampling of YOY
Colorado squawfish . . . . . . . . . . . . . . . . . .
35 Catch per effort of young Colorado squawfish vs. water
temperature . . . . . . . . . . . . . . . . . . . . . .
36 Occurrence of adult Colorado squawfish . . . . . . . . . .
37 Depth and velocity at point of capture, adult Colorado
squawfish . . . . . . . . . . . . . . . . . . . . . .
38 Distribution of adult Colorado squawfish in four
habitats . . . . . . . . . . . . . . . . . . . . . . . .
39 Catch per effort of YOY Colorado squawfish from six
habitats . . . . . . . . . . . . . . . . . . . . . . . .
40 Catch per effort of YOY Colorado squawfish from six
habitats during diel sampling . . . . . . . . . . . . .
41 Histogram of discharge (cfs) at USGS station at Jensen . .
42 Survivorship curve for Colorado squawfish . . . . . . . .
43 Number of young-of-the-year, juvenile, and adult
Gila spp. per strata, standardized stations,
1979-1981, Green River, Utah . . . . . . . . . . . . .
44 Catch per unit of effort (fish/net hour) vs. time of
four fish species collected by trammel and gill nets
in Gray Canyon (stratum C) of the Green River
45 Catch per unit of effort (fish/net hour) vs. time
of four fish species collected with trammel nets
in Gray Canyon (stratum C) of the Green River . . . . .
46 Occurrence of fish species collected with Gila spp.
at Coal Creek Rapid (a) and in stratum C
(excluding Coal Creek Rapid (b)), Green River, 1979-
1981 . . . . . . . . . . . . . . . . . . . . . . . . .
47 Precaudal vertebrae and gill rakers (2nd arch),
Gila spp. (after Smith et al. 1979). Histograms
indicate number of specimens that occurred in that
range . . . . . . . . . . . . . . . . . . . . . . . . .
48 Long distance movement of razorback sucker No. 025.
Mouth of Duchesne River taken as zero . . . . . . . . .
2. UPPER COLORADO RIVER FISHERY INVESTIGATIONS: 1979-1981
Number
73
77
78
0
84
87
90
Page
1 The area of the upper Colorado River investigated by
Colorado River Fishery Project, including study
strata (A - J, X), prominent sample sites, and
river miles from the Green River confluence . . . . 103
2 Flow of the upper Colorado River at the Utah-Colorado
state line, 1979 (United States Geological Survey
records) . . . . . . . . . . . . . . . . . . . . . . . 104
3 Flow of the upper Colorado River at the Utah-Colorado •
state line, 1980 (United States Geological Survey
records) . . . . . . . . . . . . . . . . . . . . . 105
xii