9477

• UCREFRP Catalog Number: 9477
• Author: McAda, C. W.
• Title: Flow Recommendations to Benefit Endangere Fishes in the Colorado and Gunnison Rivers.
• USFW Year: 2003.
• USFW - Doc Type: Project number 54,
• Copyright Material: NO

LIST OF TABLES (Continued)
Table Page
3.4 Pearson correlation coefficients between geometric-mean CPE of six
species collected by seining Colorado River backwaters in autumn
and average-high flow in spring, 1983-1996 . ........................ 3-10
3.5 Flow variables that were significantly correlated with autumn CPE of
red shiner, sand shiner, fathead minnow, and native species other than
Colorado pikeminnow...................................... ... 3-11
3.6 Qualitative relationship between river flow and Colorado
pikeminnow habitat. .... ....... ... ...................... 3-35
3.7 Qualitative relationship between river flow and razorback sucker
habitat . ...................... ............ ........... 3-50
3.8 Qualitative relationship between river flow and humpback chub
habitat . ............... ................... .......... .. 3-59
4.1 Current known occurrence or potential occurrence with
implementation of flow recommendations and other management
actions of life stages of endangered fishes in the Gunnison and upper
Colorado rivers. ..... ....................... .. ........... . 4-2
_ 4.2 Exceedance levels and water volumes for six hydrologic categories
used to determine flow recommendations for the Gunnison and
Colorado rivers . ............................................... . 4-8 j
4:3 Gunnison River near Grand Junction: days per year that spring flows
exceeded median 1/2 bankfull discharge and median bankfull
discharge, 19781997. . ...................... .. ........ .. 4-11
4.4 Gunnison River near Grand Junction: days per year that spring flows
exceeded median '/z bankfull discharge and median bankfull
discharge, 1993-1997 . ......................... ........ ...... 4-12
4.5 Spring peak-flow recommendations for the Gunnison River near
Grand Junction: number of days per year that flows should exceed 1/i
bankfull discharge and bankfull discharge . ............. ..... ...... 4-13
Final Report v July 2003