9673

• UCREFRP Catalog Number: 9673
• Author: Tyus, H. M. and G. B. Haines.
• Title: Distribution, Habitat Use, and Growth of Young Colorado Squawfish in the Green River Basin, Colorado and Utah - Preliminary Report.
• USFW Year: n.d.
• USFW - Doc Type: Vernal, UT.
• Copyright Material: NO

Table 5. Mean total lengths of age-0 Colorado squawfish in the Green -River in
October. Lower nursery area = RK upper nursery area = RK 1979-85,
and 1987-88. x = mean TL (mm); asterisks denote significance at P < 0.05*, P
< 0.01**. NS = not significant at P > 0.05, SD = standard deviation.
lower nursery upper nursery

Year x SD N x SD N t-test

1979 44.5 7.02 639 47.3 7.07 267 **
1980 36.9 7.02 810 43.1 8.47 424 **
1981 46.3 8.34 47 45.2 9.33 267 NS
1982 33.2 4.52 127 35.7 5.03 398 **
1983 29.0 5.33 27 32.8 6.50 4 NS
1984 43.0 11.31 2 30.0 4.76 23 NS
1985 41.4 7.54 67 35.5 6.06 59 **
1987 43.6 6.35 155 43.1 7.17 74 NS
1988 41.3 6.97 1,329 45.0 8.65 288 **
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