WSP04979

• File Number: 8240.200.10.B
• Description: UCRBRIP - Riverine Fish Flow Investigations
• Basin: Colorado Mainstem
• Date: 6/1/1999
• Author: CDOW
• Title: Riverine Fish Flow Investigations 1999
• Water Supply Pro - Doc Type: Publication

Table A2.1. Date, position, depth and velocity of surber samples collected on the
Yampa River, 1998.

DUFFY TUNNEL ST AnON SEVENS STATION
23-Jul 20-Augl 3-SeD 8-0ct 31-Jul 20-Augl 3 -SeDI 8-0ct
Station Distance from reference pin in feet
1 17 30.7 40 30.7* 13.7 53.1 81 72.2*
2 20.5 31.9 45 31.3* 183 54.1 82.8 72.9*
3 32 43.3 53.6 42.8 30.4 55.4 87.8 76.9*
4 36.1 50.2 59.2 52.7 39.9 56.9 92.6 80.5*
5 44 55.4 73 563 43.5 57.4 96.5 87.1
6 47.2 67.4 77.9 66.1 45.7 593 100 88.6
DeDth of sampler in feet
1 0.1 0.1 0.1 0.1* 0.1 0.1 0.1 0.1 *
2 0.2 0.2 0.2 0.2* 0.2 0.2 0.2 0.2*
3 0.5 0.4 0.4 0.4 0.4 0.4 0.4 0.4*
4 0.6 0.6 0.6 0.6 0.6 0.6 0.6 0.6*
5 0.8 0.8 0.8 0.8 0.8 0.8 0.8 0.8
6 0.9 1 1 1 1 1 1 1
Velocitv at mouth of sampler net in feet/second
1 0.5 nr 0.1 0.4 0.8 nr 0.3 0.7
2 1.1 nr 0.9 0.6 1.2 nr 0.5 0.9
3 2.7 nr 1.4 2.4 1.5 nr 1.4 1.6.
4 2.8 nr 3.1 2.5 1.7 nr 1.9 2.2
5 3.0 nr 3.1 3.0 2.1 nr 1.8 2.4
6 3.4 nr 2.8 2.6 2.8 nr 2.1 2.6

*Indicated that this section of the riffle was dewatered since prior collection.

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