Chinook Spawning Ground Surveys Below Bonneville Dam, 2010.
Survey Area   Date Lives* Dead** Redds***  
Ives/Pierce Island Complex 24-Sep 0 0 0
1-Oct 0 0 0
14-Oct 0 0 0
19-Oct 3 1 0
26-Oct 1 1 0
2-Nov 58 1 12
9-Nov 71 7 29
16-Nov 55 54 15
23-Nov 53 44 8
30-Nov 26 24 NC Poor vis.
6-Dec NC 6 NC
14-Dec NC 3 NC
21-Dec NC 0 NC
28-Dec NC 0 NC
*Lives may include jacks
**Dead are newly sampled fish only
***Redds are an instantaneous count for the day, not cumulative.