6042

• UCREFRP Catalog Number: 6042
• Author: Haynes, C. M., R. T. Muth and T. P. Nesler.
• Title: Identification of Habitat Requirements and Limiting Factors For Colorado Squawfish and Humpback Chub.
• USFW Year: 1985.
• USFW - Doc Type: Fort Collins, Colorado.
• Copyright Material: NO

Table 2. Seine and dip net catches of fish in the Colorado River, Colorado, 1981-1983. N = number of
fish sampled, %T = % of total number of fish sampled; %FO = frequency of occurrence (% of total
number of samples containing a particular species; based on 295, 336, and 205 samples for
1981, 1982, and 1983, respectively); asterisk (*) = less than 0.5% of total.
1981 1982 1983
Taxon N %T %FO N %T %FO N %T %FO
POECILIIDAE
Gambusia affinis 8 * * 2,291 18 17
CYPRINODONTIDAE
Fundulus zebrinus 22 * * 6 * 1 15 * 4
COTTIDAE
Cottus bairdia 2 * *
>-'
NATIVES 4,795 10 83 7,451 18 67 5,162 40 w
66
NON-NATIVES 44,115 90 83 33,646 82 63 7,723 60 77
TOTAL 48,910 41,097 12,885

aNative species