7610

• UCREFRP Catalog Number: 7610
• Author: Wick, E. J. and J. A. Hawkins.
• Title: Colorado Squawfish Winter Habitat Study, Yampa River, Colorado, 1986-1987
• USFW Year: 1987.
• USFW - Doc Type: Final Report Year 1.
• Copyright Material: NO

•
•
•
•
•
•
•
•
•
31
FREQUENCY Location: Main Mole UTI LIZATION
EVENING Sample Type: 24 hour
Total hours observed: 38.7
13.70 --------------------------------- - 5,00
Mean Depth (feet): 2.46
12.'3 variance: 4.89 - 4.90
MiniQua Depth: 8.6
!0 96 Maximum Depth: 8.8 - Q 90
Depth Range: 8.3
9,59 - 4,70
8.22 - 0.60
6.85 - 0.50
5.48 - 0,40
4.11 - 0.30
2,74 - 0.20
1.37 p ?] - 0,10
n
?'I
0, 00
0.00
0.00 1.06 2.12 3.17 4.23 5.29 6.35 7.41 8,46
DEPTH
Figure 10. Depths used by 10 radiotagged adult Colorado squawfish on the Yampa
River from 1800-2400 hours, Dec 1 - Mar 21, 1986-1987. Measurements
taken at fish location during 24 hour sampling.
FREQUENCY Location: Main Hole UTILIZATION
NIGHT Sample Type: 24 hour
Total hours observed: 49.5
14
60 --------------------------------- - 1.00
. Mean Depth (feet): 2.68

4 Variance: 5.7
90
0
13.1 Minimum Depth: 0.6 .

11
66 Maximum Depth: 8.8
8
3
- 0.80
. .
Depth Range:
10.22 - 0.70
8.76 0.60
7.30 - 0.50
5.54 0.40
4.38 - 0.30
2.92 - 0.20
1.46 - 0.10
? 00 i,
0
0.00 .
0.00 1.06 2.12 3.17 4.23 5.29 6.35 7.40 8.46
DEPTH
Figure 11. Depths used by 10 radiotagged adult Colorado squawfish on the Yampa
River from 2400-0600 hours, Dec i - Mar 21, 1986-1987. Measurements
taken at fish location during 24 hour sampling.
40