9532

• UCREFRP Catalog Number: 9532
• Author: Anderson, R. and G. Stewart.
• Title: Riverine Fish Flow Investigations.
• USFW Year: 2000.
• USFW - Doc Type: Fort Collins.
• Copyright Material: NO

~,- j

1":'"-,

LIST OF FIGURES

Figure 1. Location of the two study sites on the Yampa River, the Sevens at River Mile
63 and Duffy at River Mile 109.5...................................................,.................... 5

rl

Figure 2: Peak. annual flow recorded at the Maybell gage, Yampa River for the last 20-
year period. Median flow for the 84-year period of Record is 10,000 cfs. ........... 6

Figure 3. Minimum flow and the 10-day low flow for the last 20. years recorded at the
Maybell gage, Yampa River, with a dashed line to indicate the 84-year
median for the minimum (128 cfs) and a solid line for the 1O-day low flow

(153 cfs). ........... ................. ....................... ........ ...... ........... ...............................7.

Figure 4: Location of study area in the IS-Mile Reach, Colorado River. ........................... 9

r-.:.'1:
1
1.;1

Figure 5: 1999 flows between February 1 and May 31, Palisade gage and mean flow
for wet, medial and dry years for the gage period of record (nine years). ...........11

Figure 6: 1999 flows between July 1 and November 30, Palisade gage and mean flow
for wet, medial and dry years for the gage period of record (nine years). ...........11

n

Figure 7: Calibration correlations for Duffy that are based on computed versus
observed velocities and depths............................................... "'..,....................... 42

Figure 8: Correlations between percent habitat and fish composition for five
subsections of the 15-Mile Reach study site. ...................................................... 42

~. -"11
~:- :~
Lii

~

f-'l

t:_

~

r:1
p.i
L'J

h:j
":"' ~
lJ

11
[J

v

I !