9292

• UCREFRP Catalog Number: 9292
• Author: Trammell, M. and T. Chart.
• Title: Aspinall Unit Studies Nursery Habitat Studies Colorado River 1992--1996.
• USFW Year: 1998.
• USFW - Doc Type: Moab, Utah.
• Copyright Material: NO

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Table 3. Summary of physical habitat data and Colorado squawfish and non-native cyprinid
(NNC) collections, Colorado River Nursery Habitat, Lower section. Spring, summer
and fall 1992-1996.
S rin
Yeaz Sample
Flow # of
sites Total
azea Total
volume # of
CS # of
NNC CS CPE
#/100 m2 NNC CPE
#/100 m2
1993 6700 17 9518 4121 63 13296 3.41 720.1
1994 4010 18 8368 2820 9 4777 0.76 402.1
1995 5910 18 29019 15966 23 40443 1.67 2941.7
1996 6300 19 8322 2539 1 3835 0.06 228.1
Summer
Year Peak
Flow Sample
Flow # of
sites Total
area Total
volume # of
CS # of
NNC CS CPE
#/100 m2 NNC CPE
#/100 m2
1992 17100 3210 37 16117 6394 272 19699 8.37 605.8
1993 47600 5050 16 7305 4998 46 5954 3.91 506.5
1994 15000 2250 27 10885 4953 61 42740 3.05 2137.2
1995 51400 6840 24 5559 2853 1 5333 0.06 316.95
1996 28700 3400 24 6298 2949 432 35520 28.21 2319.4
Fall
Yeaz Sample
Flow # of
sites Total
azea Total
volume # of
CS # of
NNC CS CPE
#/100 m2 NNC CPE
#/100 m2
1992 3430 32 31299 8845 176 49746 4.85 ~ 1370.4
1993 3875 23 8145 2646 88 10168 4.65 536.9
1994 3600 22 14283 4478 11 28673 0.60 1561.4
1995 6100 15 3074 795 2 4149 0.30 621.9
1996 4500 21 10476 4733 272 107081 8.55 3364.1