8036

• UCREFRP Catalog Number: 8036
• Author: Haynes, C. M., R. T. Muth and G. T. Skiba.
• Title: Identification of Habitat Requirements and Limiting Factors for Colorado Squawfish and Humpback Chubs ‎(July 1 1982 to June 30 1983)‎.
• USFW Year: 1983.
• USFW - Doc Type: \
• Copyright Material: NO

Table 3, Young-of-year Colorado squawfish collections, Colorado and Yampa River study areas, 1982

Study area Date River
Km N
TL (mm)
Temp (C)
Habitat
1° 2°
Estimated age
(Days) Estimated
spawning period
(Dates)
Colorado River 27 Jula 219.6 1 9.3 22 MC SH
219.0 1 7.8 22 MC SH
Total and range 2 7,8-9.3 5-15 13-23 Jul
23 Aug 244.4 4 9.8, 13.1, 13.3, 13.6 28 MC BA
244.3 3 12.2, 12.8, 13.9 29 MC BA
243.9 2 13,2, 13.8 25 MC CO
243.1 1 12.3 26 rrc. EM
238.9 1 13.4 24 Mc BA
224.1 1 20.1 24 MC BA
218.0 1 16.8 24 MC BA
216.1 1 9.3 20 MC EM
Total and range 14 9.3-20.1 9-45 10 Jul-15 Aug
Yampa River 7 Aug 18.0 1 9.9 26 MC BA
21 Aug 17.5 1 10 20 MC EM.
15.9 2 14-16 25 SC PO
5.1
b 1 11 24 r1c co
22 Aug
0.5 8 13-21 25 SC IP
24 Aug 19.6 1 11.2 26 MC BA
19.5 1 10.7 2 6 r4C BA
16.6 3 15.1, 17.1, 19.8 26 SC IP
25 Aug 13.2 1 16.9 22 SC IP
3.9 1 11.8 25 SC IP
Total and range 20 9.9-21 11-48 ,__ 6-28 Jul
a Specimens collected by drift-net.
b
Samples collected by Northwest Region personnel.
~ Habitat descriptors as given by Haynes and Muth (1982)