Chum Salmon Spawning Ground Surveys Below Bonneville Dam, 2015-16.
Survey Area Date Lives Dead** Redds Comments
Ives/Pierce Island Complex 8-Oct-15 0 0 0 5 ft. vis.
15-Oct-15 0 0 0 5 ft. vis.
NC = No Count 22-Oct 0 0 0 10 ft. vis.
**Dead are newly sampled fish only 29-Oct 0 0 0 6 ft. vis.
3-Nov-15 0 0 0 4 ft. vis.
10-Nov-15 70 1 33 9 ft. vis.
18-Nov-15 52 6 3 1 ft. vis.
24-Nov-15 341 36 47[1] 6 ft. vis.
3-Dec-15 188 NC NC 5 ft. vis. unable to complete survey due to weather
8-Dec-15 0 2 24[2] 0.5' vis. high water and windy conditions=poor visibility
15-Dec-15 4 6 NC 3 ft. vis. poor visibility
22-Dec-15 1 1 NC 3 ft. vis. poor visibility
29-Dec-15 0 0 0 3 ft. vis.
7-Jan-16 0 0 0 6 ft. vis.
Multnomah Falls Area 2-Nov-15 1 0 no redd counts 5 ft. vis.
9-Nov-15 61 0 no redd counts 13 ft. vis.
16-Nov-15 276 0 no redd counts 8 ft. vis.
23-Nov-15 144 0 no redd counts 6 ft. vis.
3-Dec-15 NC NC no redd counts 5 ft. vis. unable to complete survey due to weather
7-Dec-15 44 28 no redd counts 3.5 ft. vis.
14-Dec-15 3 0 no redd counts 4 ft. vis. poor visibility
21-Dec-15 0 1 no redd counts 4 ft. vis. poor visibility
28-Dec-15 0 0 0 3 ft. vis.
7-Jan-16 0 0 0 6 ft. vis.
Horsetail Falls Area 2-Nov-15 0 0 no redd counts 5 ft. vis.
9-Nov-15 15 1 no redd counts 13 ft. vis.
16-Nov-15 45 0 no redd counts 8 ft. vis.
23-Nov-15 7 0 no redd counts 6 ft. vis.
3-Dec-15 NC NC no redd counts 5 ft. vis. unable to complete survey due to weather
7-Dec-15 10 23 no redd counts 2 ft. vis.
14-Dec-15 0 0 no redd counts 4 ft. vis. poor visibility
21-Dec-15 1 0 no redd counts 4 ft. vis. poor visibility
28-Dec-15 0 0 0 4 ft. vis.
7-Jan-16 0 0 0 6 ft. vis.
St. Cloud Area 2-Nov-15 0 0 no redd counts 5 ft. vis.
9-Nov-15 7 0 no redd counts 13 ft. vis.
16-Nov-15 80 0 no redd counts 8 ft. vis.
23-Nov-15 65 2 no redd counts 6 ft. vis.
3-Dec-15 NC NC no redd counts 5 ft. vis. unable to complete survey due to weather
7-Dec-15 1 11 no redd counts 2 ft. vis.
14-Dec-15 0 0 no redd counts 2 ft. vis. poor visibility
21-Dec-15 0 0 no redd counts 4 ft. vis. poor visibility
28-Dec-15 0 0 0 0 ft. vis. lots of mud flowing out of Franz Lake
7-Jan-16 0 0 0 3 ft. vis. muddy from Franz Lake
Wood's Landing 6-Nov-15 10 0 1 4 ft. vis.
12-Nov-15 187 0 1 5 ft. vis.
18-Nov-15 75 1 0 2 ft. vis.
27-Nov-15 400 22 NC 6 ft. vis.
2-Dec-15 151 20 150 4 ft. vis.
9-Dec-15 NC NC NC 0 ft. vis. high water and no visibility
17-Dec-15 0 1 0 1.5 ft. vis. poor visibility
24-Dec-15 0 0 0 2 ft. vis.
28-Dec-15 0 0 0 3 ft. vis.
Rivershore Seeps 6-Nov-15 0 0 0 4 ft. vis.
12-Nov-15 35 0 0 5 ft. vis.
18-Nov-15 0 0 0 0 ft. vis.
27-Nov-15 250 5 NC 6 ft. vis.
2-Dec-15 52 6 NC 1 ft. vis.
9-Dec-15 NC NC NC 0 ft. vis. high water and no visibility
17-Dec-15 0 3 0 1.5 ft. vis. poor visibility
24-Dec-15 1 0 2 ft. vis.
28-Dec-15 0 1 0 3 ft. vis.
Joseph's Creek 6-Nov-15 0 0 0 1 ft. vis.
12-Nov-15 0 0 0 3 ft. vis.
18-Nov-15 8 0 0 1 ft. vis.
27-Nov-15 2 14 0 2 ft. vis.
2-Dec-15 0 7 0 2 ft. vis.
9-Dec-15 NC NC NC 0 ft. vis. high water and no visibility
17-Dec-15 0 4 0 3 ft. vis. poor visibility
24-Dec-15 0 0 0 3 ft. vis.
28-Dec-15 0 0 0 3 ft. vis.
Hatchery Outlet 6-Nov-15 0 0 0 2 ft. vis.
12-Nov-15 0 0 0 4 ft. vis.
18-Nov-15 6 0 0 3 ft. vis.
27-Nov-15 8 0 2 4 ft. vis.
2-Dec-15 1 4 4 2 ft. vis.
9-Dec-15 NC NC NC 0 ft. vis. high water and no visibility
17-Dec-15 0 0 0 3 ft. vis. poor visibility
24-Dec-15 0 0 0 3 ft. vis.
28-Dec-15 0 0 0 3 ft. vis.
Marker 85 - [3] 16-Nov-15 25 0 no redd counts 4 ft. vis.
23-Nov-15 65 0 no redd counts 6 ft. vis.
3-Dec-15 NC NC no redd counts 5 ft. vis. unable to complete survey due to weather
7-Dec-15 1 0 no redd counts 1.5 ft. vis.
14-Dec-15 NC NC no redd counts 2 ft. vis. poor visibility
21-Dec-15 0 0 no redd counts 4 ft. vis. poor visibility
28-Dec-15 0 0 0 3 ft. vis.
7-Jan-16 0 0 0 6 ft. vis.

[1]
Grobelny, Julie A (DFW):
the number of redds represent a minimum number of unique new redds that were observed between Nov 16th to Nov 25th. Redd locations were recorded via GPS on 11/25.
[2]
Grobelny, Julie A (DFW):
the number of redds represent a minimum number of unique new redds that were observed between Nov 30th to Dec 8th.  Redd locations were recorded via GPS on 12/29.
[3]
Grobelny, Julie A (DFW):
sporatic spawning at this site.  This area was not surveyed prior to 11/16.