Chum Salmon Spawning Ground Surveys Below Bonneville Dam, 2016-17.
Survey Area Date Lives Dead** Redds*** Comments
Ives/Pierce Island Complex 9/20/16 0 0 0 12 ft. vis.
9/22/16 0 0 0 12 ft. vis.
9/26/16 0 0 0 12 ft. vis.
9/30/16 0 0 0 12 ft. vis.
10/3/16 0 0 0 12 ft. vis.
10/7/16 0 0 0 10 ft. vis.
10/12/16 0 0 0 8 ft. vis.
10/14/16 No survey - High winds
10/17/16 No survey - High winds
10/21/16 0 0 0 11 ft. vis.
10/24/16 0 0 0 10 ft. vis.
10/28/16 0 0 0 12 ft. vis.
10/30/16 0 0 0 8 ft. vis. Counting conditions were poor
11/1/16 1 1 0 10 ft vis.
11/4/16 0 0 0 8 ft. vis.
11/8/16 39 3 10 8 ft. vis.
11/15/16 125 38 0 7 ft. vis.
11/22/16 122 44 52 10 ft. vis.
11/29/16 71 33 0 10 ft. vis.
12/6/16 22 3 0 8 ft. vis.
12/13/16 NS NS NS snow blocked access to boat ramp
12/20/16 0 0 NS 4 ft. vis.
12/27/16 0 0 0 6 ft. vis.
St. Cloud 11/3/16 0 0 0 8 ft. vis.
11/7/16 0 0 0 8 ft. vis. Counting conditions were poor, due to the east wind stirring up mud
11/14/16 15 0 0 7 ft. vis.
11/21/16 12 0 6 8 ft. vis.
11/28/16 17 0 0 2 ft. vis.
12/5/16 NS NS NS snow and weather prevented count
12/12/16 NS NS NS snow blocked access to boat ramp
12/22/16 0 0 NS 2 ft. vis.
12/28/16 0 0 0 3 ft. vis.
Multnomah Falls 11/3/16 6 0 0 8 ft. vis.
11/7/16 7 0 0 8 ft. vis.
11/14/16 132 0 0 10 ft. vis.
11/21/16 NS NS 10 10 ft. vis.
11/28/16 109 2 0 6 ft. vis.
12/5/16 NS NS NS
12/12/16 NS NS NS snow blocked access to boat ramp
12/22/16 1 0 NS 4 ft. vis.
12/28/16 0 0 0 10 ft. vis.
Horsetail Falls 11/7/16 0 0 0 8 ft. vis.
11/14/16 17 3 0 10 ft. vis.
11/21/16 NS NS NS 8 ft. vis.
11/28/16 1 5 NS 3 ft. vis. no visibility to do the redd count
12/5/16 NS NS NS snow and weather prevented count
12/12/16 NS NS NS snow blocked access to boat ramp
12/22/16 0 0 NS 3 ft. vis.
12/28/16 0 0 0 10 ft. vis.
Marker 85 11/7/16 NS NS NS 8 ft. vis.
11/14/16 9 0 0 10 ft. vis.
11/21/16 20 0 0 10 ft. vis.
11/28/16 11 0 0 4 ft. vis.
12/5/16 NS NS NS snow and weather prevented count
12/12/16 NS NS NS snow blocked access to boat ramp
12/22/16 0 0 NS 4 ft. vis.
12/28/16 0 0 0 10 ft. vis.
**Dead are newly sampled fish only
***Redds are an instantaneous count for the day, not cumulative.
NS=not surveyed