8291

• UCREFRP Catalog Number: 8291
• Author: Chart, T. E. and L. D. Lentsch.
• Title: Flow Effects on Humpback Chub ‎(Gila Cypha)‎ Populations in Westwater Canyon.
• USFW Year: 1997.
• USFW - Doc Type: Aspinal-46,
• Copyright Material: NO

WESTWi4TER CANYON: 1992--1996
HB TRAMMEL NET CPE (FISH MR)
1.4
1.2 .___.___._.._.._...__.___.._ ~ ___..___........_._...
1 _..__....._.__....__ ___.-.... ....._._._..._..._.._.__.__....._
-~--
0.8 -_..._-------__..._.... ..._.._._._.._.._. .._...._ ___...._......._.._.._. 124.1
-o-
121.5
0.6 _.._..._ '~ _ .._._-_ _ ~-
120
0.4 -
0.2 .. ._..__._.. _..__._._...
0
1892A 18928 19820 1992D 1893A 19938 1994A 19846 1986A 18956 1996A 18968
r ~
Figure 14. Humpback Chub trammel net CPE (fish /23m net hour) as collected at three sampling
sites in Westwater Carryon, Colorado River, 1992 -1996. "'The July, 1994 and July 1996 trip
results are circled due to the relatively strong catch of humpback chub.
DRAFT .
' ~ 34