9556

• UCREFRP Catalog Number: 9556
• Author: Bestgen, K. R., K. A. Zelasko and C. T. Wilcox.
• Title: Non-native fish removal in the Green River, Lodore and Whirlpool canyons, 2002-2006, and fish community response to altered flow and temperature regimes, and non-native fish expansion.
• USFW Year: 2007.
• USFW - Doc Type: 115,
• Copyright Material: NO

LIST OF FIGURES
Page
Figure 1. The Green River study area .........................................................................................72
Figure 2. Mean daily flows for the Green River upstream of the Yampa River in the pre-
Flaming Gorge Dam period (195 ] to 1962, Greendale gauge # 09234500), compared
to post- regulation 1992 to 1996 and 2002 to 2006 periods ........................................73
Figure 3. Mean daily water temperatures for the Green River upstream of the Yampa River in
the pre-Flaming Gorge Dam period (1957 to1962, Greendale gauge # 09234500),
compared to post-1992 Biological Opinion (1992-1996), and recent (1998 to 2004)
periods .......................................................................................................................... 73
Figure 4. Variation in peak annual discharge (mean daily) for the Green River near present-day
Flaming Gorge Dam in pre- and post-dam periods ......................................................74
Figure 5. Mean daily flows for the Green River upstream of the Yampa River in post-Flaming
Gorge Dam years 1997 and 1999 years compared to mean daily flows in the pre-
regulation period (1951 to1962, Greendale gauge # 09234500 ...................................75
Figure 6. Mean daily flows for the Green River upstream of the Yampa River in the pre-
Flaming Gorge Dam period (1951 to1962, Greendale gauge # 09234500), compared
to 2002 to 2004 hydrographs ........................................................................................75
Figure 7. Mean daily flows for the Green River upstream of the Yampa River in the pre-
Flaming Gorge Dam period (1951 to1962, Greendale gauge # 09234500), compared
to 2005 and 2006 hydrographs .....................................................................................76
Figure 8. Mean daily water temperatures of the Green River, lower Lodore Canyon, Colorado,
2405 and 2006 ..............................................................................................................76
Figure 9. Mean daily water temperature of releases from Flaming Gorge Dam penstocks, 2002
and 2006 ......................................................................................................................77
Figure 10. Mean daily flows for the Green River in Whirlpool Canyon downstream of the
Yampa River in the pre-Flaming Gorge Dam period (1946 to1962, Jensen gauge #
09261000), compared to post- regulation 1992 to 1996 and 2002 to 2006
periods .......................................................................................................................... 77
Figure 11. Mean daily flows for the Green River in Whirlpool Canyon downstream of the
Yampa River in the pre-Flaming Gorge Dam period (1946 to1962, Jensen gauge #
09261000), compared to post- regulation daily flows in the 2002 to 2004 study
period ........................................................................................................................... 78
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