9439

• UCREFRP Catalog Number: 9439
• Author: Upper Colorado River Endangered Fish Recovery Program.
• Title: Nonnative Fish Control Workshop
• USFW Year: 2002.
• USFW - Doc Type: Summary, Conclusions, and Recommendations.
• Copyright Material: NO

LIST OF FIGURES (continued)
Figure Page
31 Numbers of northern pike and Colorado pikeminnow captured at six locations of the
Middle Green River, 2001 ................................................ 55
32 Length-frequency histogram for northern pike and Colorado pikeminnow captured in the
Middle Green River, 2001 ................................................ 56
33 Age distribution for northern pike captured in the Middle Green River, 2001 ........ 56
34 Study'area for centrarchid removal from backwaters of the Upper Colorado River .... 59
35 Total numbers of largemouth bass and green sunfish captured from spring of 1999 to fall
of 2001 ................................................................59
36 Numbers of largemouth bass and green sunfish captured per backwater from spring of
1999 to fall of 2001 ..................................................... 60
37 Length-frequency histogram of largemouth bass from Skipper's Island Backwater for fall
of 1999, 2000, and 2001, and combined ..................................... 60
38 Catch rate of largemouth bass from the Interagency Standardized Monitoring Program,
1986-2001 ............................................................62
39 Catch rate of green sunfish from the Interagency Standardized Monitoring Program,
1986-2001 ............................................................62
40 Study areas for population estimates of the fish community in the Upper Colorado
River .................................................................64
41 Relative abundance of fishes in the Middle Green River and Lower Green River, 1997
and 1998 ..............................................................66
42 Length-frequency distribution for channel catfish captured in fyke nets in the Middle
Green River in 1998 and in the Lower Green River in 1997 ..................... 67
43 Length-frequency distribution for channel catfish captured with electrofishing in the
Middle Green River in .1998 and in the Lower Green River in 1997 ............... 68
44 Study area for channel catfish reduction program in the lower Yampa River ......... 71
45 Numbers of channel catfish removed with five gear types in the lower Yampa River .. 71
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