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

43
MAIN HOLE (24 HOUR)
NORMALIZED
U)
rc
O
x
z
id
7
O
W
W
1.0
0.9
0.8
0.7-
0.5-
0.4-/
0.3
0.2
0.1
0.0
Parameter: Velocity (feet/sec)
Location: Main Hole
Sample Type: 24 hour
Total hours observed: 167.7
---------------------------------
Mean Velocity: 0.16
Variance: 0.08
Minimum Velocity: 0.6
Maximum Velocity: 0.9
Velocity Range: 0.95
Maximum frequency (hours): 109.3
0.0 0.5 1.0 1.5 2.0 2.5
VnDCRY
Figure 33. Velocities used by 10 radiotagged adult Colorado squawfish on the
Yampa River, Dec 1 - Mar 21, 1986-1987. Measurements taken at fish
location during 24 hour sampling.
40
0
i
0
0
i
m
rc
O
x
W
Z
W
W
1.0
0.9
0.9
0.7-
o.6
O.s
0.4
0.3
0.2
0.1
0.0
MAIN HOLE (SHORT TERM)
NORMALIZED
Parameter: Velocity (feet/sec)
Location: Main Hole
Sample Type: 2.5 hour
Total hours observed: 100.5
---------------------------------
Mean Velocity: 0.29
Variance: 0.16
Minimum Velocity: 0.0
Maximum Velocity: 1.9
Velocity Range: 1.95
Maximum frequency (hours): 48.6
0

0.0 0.5 1.0 1.5 2.0 2.5
VELOCITY
Figure 34. Velocities used by 10 radiotagged adult Colorado squawfish on the
Yampa River, Dec 1 - Mar 21, 1986-1987. Measurements taken at fish
location during 2.5 hour sampling.
0

0