8289

• UCREFRP Catalog Number: 8289
• Author: Trammell, M. and T. Chart.
• Title: Flaming Gorge Studies
• USFW Year: 1997.
• USFW - Doc Type: Colorado Squawfish Yoy Habitat Use, Green River, utah, 1992-1996.
• Copyright Material: NO

DRAFTI4
MS SC Ff HS SE SH
Observed 48 36 0 7 1 0
YES expects! 5033 28.68 1.08 8.66 2.71 .54
cell chi-sqr 0.11 1.87 1.08 0.32 1.08 .54
Observed . 45 17 2 9 4 1
NO expected 42.67 24.3 0.92 7.34 229 0.46
cell chi sqr 0.13 2.2 128 .37 1.27 0.64
TOTAL chi-sqr 10.88 P=.0538
FAT.T
MS SC FT HS SE SH
Observed 23 29 0 3 1 0
YES expected 25.78 21.78 0 622 1.78 0.44
cell chi-sqr 03 2.4 0 1.67 0.34 0.44
Observed 35 20 0 11 3 1
NO expects! 3222 2722 0 7.78 222 0.56
cell chi sqr 024 1.92 0 1.33 027 0.36
TOTAL chi-sqr 10.88 P=.0548
Table 6. Comparison of characteristics of SC and MS backwaters, Green River RM 57-47, 1992-
1996
Avg. Avg: Avg. Avg Avg Avg Avg. Avg.
Hab. area volume Avg. Max temp turb. persist No.
Year Type (m2) (m3) depth deP~ * * CS
1992 MS 266.1 66.8 .18 .27 20.3 1.3 .24 3.3
SC 969.8 375.1 .28 .45 20.9 1.2 .41 9.1
1993 MS 41.3 217.7 .17 .29 22.6 0.8 .60 10.1
SC _ 332.6 - 440.0 .37 .61 21.6 1.0 .96 9.5
1994 MS 408.7 132.4 .24 .40 18.2 1.4 .36 2.0
SC 1359.9 640.7 .44 .74 20.2 1.2 .93 5.7
1995 MS 102.9 19.2 .15 .27 22.0 0.9 .43 0.2
SC 631.6 144.8 .22 .36 21.6 1.1 .73 1.1
1996 MS 214.4 46.2 .19 .28 17.4 0.7 .42 3.1

i T ~ SC 502.2 146.2 .27 .48 23.1 0.5 .91 11.6
lumicuty was measured on a subjective scale from 0 (clear) to 2 (less than 2" visibility)
Persistence was measured on a scale from 0 (ephemeral) to 2 (present at least one full year)
Table 7. Chi squared analysis of squawfish preference for habitats greater than .3 m. Nursery
habitat studies, Green River, 1992-1996.
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