9406

• UCREFRP Catalog Number: 9406
• Author: Osmundson, D. B.
• Title: Importance of the '15-Mile Reach' to Colorado River Populations of Endangered Colorado Pikeminnow and Razorback Sucker.
• USFW Year: 2000.
• USFW - Doc Type: Grand Junction.
• Copyright Material: NO

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BSALMONIDS MACE ®CARP ®CATFISH
MBH SUCKER ®FM SUCKER WWHT SUCKER ®RT CHUB
Figure 2. Electrofishing catch rates of fish in the Colorado River, 1994-1995. Upper graph
depicts catch rates of all fish 100 mm long or larger; bottom graph depicts only those fish
small enough to serve as forage for adult Colorado pikeminnow (<300 mm long). Graphs are
from Osmundson (1999a). See Fig. 1 for locations of strata. Stratum 9 is the 15-mile reach.
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1 2' 3 4 5 6 7 8 9 10 11
Stratum