7407

• UCREFRP Catalog Number: 7407
• Author: McAda, C. W.
• Title: Results of the Interagency Standardized Monitoring Program, 1988.
• USFW Year: 1989.
• USFW - Doc Type: Grand Junction, Colorado.
• Copyright Material: NO

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Table 2. Total number of Colorado squawfish collected, total number of samples
taken, and mean catch-per-unit-effort (CPUE) of Colorado squawfish
during spring late-juvenile/adult Colorado squawfish monitoring, 1988.
Total Number Number Mean
River Reach Lead Colorado of of CPUE
Code Agency squawfish Samples 0 CPUE (CS/hr) SDI SEMI
Green 1 UDWR 7
2 UDWR 3
3 UDWR 13
4 UDWR 8
5 UDWR 3
Colorado 6 CDOW 1
7 UDWR 2
8 UDWR 1
Yampa 9 CDOW 3
10 CDOW 1
11 CDOW 2
White 12 CDOW 3
13 UDWR 2
jStandard deviation.
2Standard error of the mean.
4 1 1.38 0.90 0.45
8 5 0.39 0.51 0.18
8 3 1.61'- 1.95 0.69
8 4 0.95 1.23 0.43
8 6 0.41 0.78 0.28
8 7 0.09 0.24 0.08
8 6 0.32 0.56 0.20
8 7 0.11 0.29 0.10
4 2 0.46 0.47 0.24
4 3 0.18 0.31 0.16
2 1 0.85 0.85 0.60
4 2 0.63 0.70 0.35
8 6 0.26 0.47 0.17
Table 3. Total number of Colorado squawfish observed but not captured, and
total number of razorback sucker and humpback chub captured during
Spring, Late-Juvenile/Adult Colorado squawfish Monitoring, 1988.

OTHER RARE FISH COLLECTED
COLORADO SQUAWFISH ---------- ---------------
REACH OBSERVED BUT NOT RAZORBACK HUMPBACK
RIVER CODE COLLECTED SUCKER CHUB

Green 1 3 3 0
2 0 7 0
3 0 1 0
4 4 1 0
5 0 0 0
Colorado 6 1 1 4
7 0 0 2
8 2 0 0
Yampa 9 3 0 0
10 1 0 0
lI 3 0 0
White 12 0 0 0
13 1 0 0