8160

• UCREFRP Catalog Number: 8160
• Author: Trammell, M. and T. Chart.
• Title: Aspinall Studies
• USFW Year: 1999.
• USFW - Doc Type: Evaluation of Nursery Habitat Availability and Colorado Pikeminnow Young of Year Habitat Use, in the Colorado River, Utah, 1992-1996\
• Copyright Material: NO

Table 14. Multinomial analysis for Colorado pikeminnow use of habitat types, based on the
frequency of occurrence of each habitat type, and the number of each type containing
~ pikeminnow. Colorado River nursery habitat, Upper and Lower sections, 1992 - 1996.

Upper section, Total, all trips
Habitat type N= Obs. % of
hab type Obs. number of
habs with CPM Expected number
of habs with CPM Chi-square
factor
FT 47 12.3 4 9.7 3.37
HS 40 10.4 14 8.3 3.97
MS 205 54.7 38 42.4 .46
SC 87 23.8 23 17.8 1.39
SE 3 0.8 0 .62 .62
Total 382 79 78.82 p = .04 9.8
Lower section, Total, all trips
Habitat type N= Obs. % of
hab type Obs. number of
habs with CPM Expected number
of habs with CPM Chi-square
factor
FT 31 10.0 8 12.3 1.5
HS 12 3.8 5 4.8 .Ol
MS 129 41.6 54 51.2 .15
SC 121 39.0 53 48.0 .52
SE 17 5.5 3 6.7 2.08
Total 310 123 123 p = .37 4.27
~ 19