8208

• UCREFRP Catalog Number: 8208
• Author: Osmundson, D. B., P. Nelson, K. Fenton and D. W. Ryden.
• Title: Relationships Between Flow and Rare fish Habitat in the '15-Mile Reach' of the Upper Colorado River.
• USFW Year: 1995.
• USFW - Doc Type: \
• Copyright Material: NO

Table 3. Maximum and average depth of 12 stream bed cross sections at different flow levels,
organized by habitat or channel type. Data are identical to that in Appendix Table XV where
depths are organized by cross-section number.
15-MILE REACH TRANSECTS - MAXIMUM DEPTHS (FT)
FLOW BACKWATER NO. 1 BACKWATER NO. 2 EDDY POOL
(CFS) UPPER MIDWAY UPPER MID-90 MID-91 NO.1 NO.1-90 NO-1-91
11200 5.64 5.64 6.38 5.58 8.10 12.78 8.34 8.83
9250 5.06 5.11 5.73 5.17 7.69 12.22 7.90 8.39
9170 5.03 5.09 5.70 5.14 7.66 12.19 7.89 8.38
7620 4.55 4-53 5.16 4.72 7.24 11.75 7.52 8.01
6020 3.32 3.61 4.02 3.61 6.38 10.74 6.42 7.14
4426 3.03 3.20 3.73 3.31 6.09 10.38 6.09 6.86
2870 2.12 2.35 2.97 2.55 5.29 9.49 5.32 6.08
1630 1.58 1.67 2.48 2.03 4.55 8.80 4.62 5.35
1630 1.52 1.57 2.37 1.96 4.48 8.73 4.55 5.27
1240 1.30 1.27 2.23 1.61 4.24 8.46 4.25 4.98
900 0.83 0.73 2.08 1.05 3.89 7.86 3.81 4.61
810 0.73 0.51 2.04 0.87 3.73 7.61 3.61 4.49
657 0.71 0.37 1.51 0.01 3.19 7.32 2.89 4.07

NO. 1 SIDE CHANNELS
NO.2 NO.3 NO.4 - 90 NO.4 - 91 MAIN-SINGLE CHANNELS
NO. 1 NO. 2 NO. 3
11200 6.05 7.63 9.25 6.80 8.00 10.21 9.79 9.91
9260 5.32 7.04 8.73 6.34 7.54 9.67 9.35 9.62
9170 5.28 6.98 8.68 6.31 7.51 9.63 9.31 9.60
7620 4.69 6.35 8.25 5.86 7.06 9.06 8.79 9.30
6020 3.88 4.96 7.34 4.73 5.93 7.72 7.57 8.41
4426 3.66 4.61 7.08 4.40 5.60 7.23 7.2 8.13
2870 3.17 3.74 6.35 3.58 4.78 6.19 6.28 7.55
1630 2.85 3.02 5.88 2.92 4.05 5.32 5.52 7.01
1530 2.82 2.94 5.82 2.85 3.99 5.24 5.42 6.99
1240 2.71 2.74 5.64 2.79 3.82 5.04 5.11 6.76
900 2.51 2.41 5.34 2.48 3.55 4.73 4.69 6.47
810 2.37 2.37 5.19 2.35 3.47 4.46 4.56 6.34
557 2.22 2.22 5.07 2.05 3.08 3.99 4.23 5.99
AVERAGE DEPTHS (FT)
FLOW BACKWATER NO. 1 BACKWATER NO. 2 EDDY P OOL
(CFS) UPPER MIDWAY UPPER MID-90 MID-91 NO.1 NO.1-90 NO.1-91
11200 3.22 2.99 3.55 3.74 5.24 7.17 5.15 5.70
9260 2.64 2.58 4.02 3.33 4.83 6.93 4.71 5.26
9170 2.61 2.67 3.99 3.30 4.80 6.90 4.70 5.25
7620 2.30 2.64 3.45 3.14 5.02 6.64 4.33 4.88
6020 1.48 1.99 2.99 2.63 4.16 6.48 3.57 4.01
4426 1.31 1.84 2.70 2.33 3.87 6.12 3.24 3.73
2870 0.93 1.19 1.94 1.82 3.07 5.57 2.47 3.32
1630 1.56 1.16 1.86 1.30 3.33 5.56 2.74 3.19
1630 1.50 1.06 1.75 1.39 3.26 5.49 2.67 3.11
1240 0.87 0.89 1.61 1.21 3.02 5.22 2.37 3.25
900 0.81 0.35 1.46 0.65 2.67 4.97 1.93 2.88
810 0.71 0.24 1.42 0.57 2.51 4.72 1.73 2.76
667 0.69 0.17 1.31 0.01 1.97 4.43 1.77 2.34
SIDE CHANNELS MAIN-SINGLE CHANNELS
NO. 1 NO.2 NO.3 NOA - 90 NO.4 - 91 NO. 1 NO. 2 NO. 3
11200 4.66 5.74 6.56 3.34 3.39 6.20 3.73 4.30
9260 4.09 5.15 6.04 2.88 3.00 5.93 3.37 4.20
9170 4.04 5.09 5.99 2.85 2.97 5.89 3.33 4.18
7620 3.46 4.46 5.56 2.59 2.89 5.32 3.51 3.88
6020 2.76 3.07 4.65 2.32 2.90 4.19 3.85 5.53
4426 2.54 2.95 4.39 2.59 3.12 3.70 3.64 5.25
2870 2.05 2.32 3.66 1.99 230 2.79 3.18 4.89
1630 1.60 1.96 3.37 1.33 1.89 2.07 2.88 4.56
1630 1.77 2.10 3.31 1.26 1.95 1.94 2.78 4.54
1240 1.66 1.90 3.13 1.20 1.89 1.74 2.62 4.31
900 1.46 1.57 2.83 1.00 2.50 1.43 2.20 4.02
810 1.32 1.44 2.68 0.87 2.42 1.23 2.07 3.89
667 1.17 1.38 2.56 0.95 2.29 1.46 1.87 3.72
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