9559

• UCREFRP Catalog Number: 9559
• Author: Martinez, A. M.
• Title: An Evaluation of Nonnative Fish Control Treatments in Ponds along the Colorado and Gunnison Rivers, 1996-2002.
• USFW Year: 2004.
• USFW - Doc Type: 18/19,
• Copyright Material: NO

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LIST OF FIGURES
Figure
Page
1. The nonnative fish control study area encompassed ponds along the
Colorado River from Rifle, CO (RM 241) to the Colorado/Utah state line
(RM 132) and along the Gunnison River from Austin, CO (RM 60) to its
confluence (RM 0) with the Colorado River (RM 171) ........................ 3
2. Distribution and number of riverside ponds that contained green sunfish
and are located along the Colorado River upstream of the Gunnison
River confluence and downstream of Rifle, CO ..................................... 19
3. Distribution and number of riverside ponds that contained green sunfish
and are located along the Colorado River downstream of the Gunnison
River confluence and upstream of the Colorado/Utah state
line ..................................................................................... ................. 20
4. Distribution and number of riverside ponds that contained green sunfish
and are located along the Gunnison River downstream of Austin, CO
and upstream of the Gunnison River confluence with the Colorado
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River ..........................................................................................
5. Distribution and number of riverside ponds that contained largemouth
bass and are located along the Colorado River upstream of the
Gunnison River confluence and downstream of Rifle, CO ..................... 22
6. Distribution and number of riverside ponds that contained largemouth
bass and are located along the Colorado River downstream of the
Gunnison River confluence and upstream of the Colorado/Utah state
line .............................................................................................................. 23
7. Distribution and number of riverside ponds that contained largemouth
bass and are located along the Gunnison River downstream of Austin,
CO and upstream of the Gunnison River confluence with the Colorado
River............ ........................................................................ 24
8. Nonnative fish control techniques used from 1996 to 2002 in riverside
ponds that are located along the Colorado River upstream of the
Gunnison River confluence and downstream of Rifle, CO. Off-site screen
refers to screens that control the movement of fish into or out of pond(s)
from a distant upstream or downstream location ................................. 28
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