Live chum observations below Bonneville Dam, 1998-2002.

Chum,1998 Chum, 2001
Observed % of total Observed % of total
live live chum Bonneville Dam live live chum Bonneville Dam
Date chum observed tailwater (ft.)* Date chum observed tailwater (ft.)*
11/06/1998 13 4.7 11.6 11/5/2001 10 0.9 8.2
11/9/1998 35 12.8 11.4 11/9/2001 1 0.1 9.6
11/16/1998 110 40.1 11.5 11/12/2001 54 4.9 9.2
11/23/1998 33 12.0 12.6 11/16/2001 39 3.6 9.7
11/30/1998 0 14.6 11/19/2001 92 8.4 9.6
12/7/1998 75 14.9 11/26/2001 239 21.9 11.1
12/14/1998 8 11/30/2001 230 21.0 11.4
est. pop. 226 12/3/2001 101 9.2 12.1
12/6/2001 107 11.5
Chum, 1999 12/10/2001 118 11.4
Observed % of total 12/13/2001 80 11.4
live live chum Bonneville Dam 12/17/2001 4 12.5
Date chum observed tailwater (ft.)* Sampled 12/20/2001 18 11.9
11/2/1999 3 2.1 10.7 0 12/28/2001 0 12.4
11/5/1999 1 0.7 11.9 0 est. pop. 532
11/9/1999 12 8.3 13.2 0
11/12/1999 7 4.9 13.1 0 Chum, 2002
11/16/1999 20 13.9 13.4 0 Observed % of total
11/19/1999 9 6.3 15.2 0 live live chum Bonneville Dam
11/23/1999 40 27.8 15.3 1 Date chum observed tailwater (ft.)*
11/30/1999 18 12.5 16.1 1 11/5/2002 5 0.1 10.8
12/3/1999 18 1 11/8/2002 60 0.9 11.3
12/7/1999 6 4 11/12/2002 183 2.7 11.2
12/10/1999 3 0 11/15/2002 296 4.4 11.4
12/14/1999 7 2 11/19/2002 449 6.7 11.5
12/17/1999 0 1 11/22/2002 847 12.7 11.5
12/21/1999 0 2 11/26/2002 1,157 17.3 11.4
est. pop.40 12/3/2002 863 12.9 11.5
12 12/6/2002 1,015 15.2 11.6
Chum, 2000 12/10/2002 844 11.7
Observed % of total 12/13/2002 639 11.5
live live chum Bonneville Dam 12/17/2002 182 11.5
Date chum observed tailwater (ft.)* 12/20/2002 113 11.7
11/6/2000 18 1.6 11.2 12/23/2002 37 11.6
11/8/2000 24 2.2 11.6 12/30/2002 4 11.5
11/9/2000 42 3.8 11.7 1/13/2003 0 11.5
11/13/2000 52 4.7 11.6 est. pop. 4,058
11/14/2000 -
11/17/2000 147 13.2 11.6
11/20/2000 140 12.6 10.5
11/21/2000 -
11/27/2000 56 5.0 12.5
12/1/2000 215 19.3 11.6
12/4/2000 189 17.0 11.7
12/8/2000 113 12.5
12/12/2000 61
12/15/2000 10
12/18/2000 47
12/27/2000 1
1/3/2001 0
est. pop. 529
* 12:00 pm reading.



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Page last updated on: September 12, 2008

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