7848

• UCREFRP Catalog Number: 7848
• Author: Burdick, B. D.
• Title: Minimum Flow Recommendation For Passage Of Colorado Squawfish And Razorback Sucker In The 2.3-Mile Reach Of The Lower Gunnison River
• USFW Year: 1997.
• USFW - Doc Type: Redlands Diversion Dam To The Colorado River Confluence.
• Copyright Material: NO

LIST OF TABLES
Table
Paqe
1. Sampling summary of sub-adult and adult Colorado
squawfish (CS) captured and positively sighted
while electrofishing in the Redlands Diversion
Dam plunge pool and in the 2.2-mile reach of the
Gunnison River immediately downstream between the
Redlands Diversion Dam plunge pool and Colorado
River confluence, 30 March to 14 November 1994. . . . . . . . 14
2. Sampling summary of sub-adult and adult Colorado
squawfish (CS) captured and positively sighted
while electrofishing in the Redlands Diversion
Dam plunge pool and in the 2.2-mile reach of the
Gunnison River immediately downstream between the
Redlands Diversion Dam plunge pool and Colorado
River confluence, 13 April to 7 November 1995 . . . . . . . . 14
LIST OF FIGURES
Figure
Paqe
1. Mean monthly streamflow for the Gunnison River
for three time periods: early development
(1917-1938), middle development (1939-1965),
and post-Aspinall development (1966-1995) and
for two water years, 1994 and 1995, that this
study was conducted (top), and the maximum daily
streamflow for the period of record, 1897-1995
(bottom) . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
2. Distribution of sub-adult and adult Colorado
squawfish captures within the 2.3-mile reach
of the lower Gunnison River, Colorado, 1994
and 1995 . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
3. Individual catch per unit effort (Fish/h) versus
flow (cfs) for four sub-adult and adult native
fishes and three sub-adult and adult nonnative
fishes collected with electrofishing in the
plunge pool and 2.2-mile reach of the Lower
Gunnison River. 30 March 1994 to 7 November 1995. . . . . . . 17
v