9499

• UCREFRP Catalog Number: 9499
• Author: Osmundson, D. B.
• Title: Removal of Non-native Centrarchids from Upper Colorado River Backwaters, 1999-2001
• USFW Year: 2003.
• USFW - Doc Type: Summary of Results.
• Copyright Material: NO

2500
Total Caught
---------------------------------/. -------------------------- --------------- ----------
2000
0 1500
N
-0 1000
E
Z
500
---------------------
Largemouth
-Green sunfish ----------- ------------
0
99-SP 99-FA 2000-SP 2000-FA 2001-SP 2001-FA
120
Catch per backwater
100 ----------------- ---------------------------------------------------------------------
a?
80
60
U) 40
LL
20 ------------- N?/ --------------------------------- NOOF - ----- ---------
0
99-SP 99-FA 2000-SP 2000-FA 2001-SP 2001-FA
Figure 3. Total number (top) and mean number per backwater (bottom) of largemouth bass
and green sunfish captured with barge-electrofishing during six consecutive capture periods,
1999-2001.
183.3). During the 3-yr effort, 162 largemouth bass >200 mm TL were removed, including 28
that were >300 mm TL.
10