9512

• UCREFRP Catalog Number: 9512
• Author: Anderson, R. and G. Stewart.
• Title: Riverine Fish Flow Investigations Federal Aid Project f-289-R6.
• USFW Year: 2003.
• USFW - Doc Type: Fort Collins.
• Copyright Material: NO

LIST OF FIGURES
1. Location of the three study sites for the Yampa River, Lily Park,
Sevens and Duffy ...........................................................................................................5
2. Peak flow during the study period recorded at the Maybell gage with
exceedence frequency for the period of record ..............................................................7
3. Minimum flow during the study period recorded at the Maybell gage
with exceedence frequency for the period of record ......................................................7
4. Location of the two study sites in the 15-Mile Reach, Colorado River,
Corn Lake and Clifton ...................................................................................................9
5. Location of the Big Gypsum (Big Gypsum Valley) study site on the
Dolores River ...............................................................................................................12
6. Example of digitized polygons for electro-fishing areas (photo of
Clifton site) ..................................................................................................................22
7. Bluehead Sucker depth and velocity criteria used to model bluehead
habitat availability . .....................................................................................................45
8 Flannelmouth sucker depth and velocity criteria used to model
flannelmouth habitat availability . ..............................................................................46
9 Bluehead sucker habitat availability at Corn Lake, Colorado River .................................48
10. Bluehead sucker habitat availability at Clifton, Colorado River ......................................48
11. Bluehead sucker habitat availability at Lily Park, Yampa River .......................................49
12. Bluehead sucker habitat availability at Sevens, Yampa River ...............:..........................50
13. Bluehead sucker habitat availability at Duffy, Yampa River ............................................50
14. Bluehead sucker habitat availability at Big Gypsum, Dolores R.fiver ........:.......................51
15. Projected biomass (kg/ha) of bluehead sucker based on habitat
availability over a range of simulated flows .........................:......................................53
16. Projected versus observed bluehead biomass for five study sites ......................................55
17 Flannelmouth sucker habitat availability at Corn Lake, Colorado River ..........................56
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