9583

• UCREFRP Catalog Number: 9583
• Author: BIO/WEST Inc.
• Title: Annual Summary Report 1993 - Survival of Age-0 Colorado Squawfish in the Green and Colorado Rivers ‎(UDWR Contract No. 90-2558)‎.
• USFW Year: 1994.
• USFW - Doc Type: Logan, UT.
• Copyright Material: NO

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Table 4. Number of juvenile Colorado squawfish and range in total length for 1987-1993 fall and spring
sampling in Reach 3, Green River (RM 120-0)a.
SAMPLE NO. SEINE HAULS NO.
PERIOD (with JUV) JUV RANGE IN TL (mm)
Fall '87
Spring '88
Fall '88
Spring '89
Fall '89
Spring '90
Fall '90
Spring '91
Fall '91
Spring '92
32 (2) 4 62-87
48 (1) 4 86-104
36 (18) 60 61-99
27 (7) 10 72-101
94 (21) 58 70-131
90 (23) 68 75-162
92 (14) 21 61-88
92 (18) 42 70-103
68 (1) 3 161-169
80 (0) 0 -
Fall '92 89 (8) 11 61-93
Spring '93 72 (10) 17 67-90
Fall '93 89 (2) 3 72-175
'- Data for 1987 and 1988 year classes were collected in the lower 50 miles of the Green River (RM 50-0), data
for the 1989-1993 year classes were collected in the lower 120 miles of the Green River (RM 120-0).
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