Columbia Basin Performance Measures

PIT Tag Exposure Results

graph

PIT-Tagged Wild Spring/Summer Chinook Query Parameters
Year2016
ProjectMcNary
River ParameterTailrace TDG Percent
Critical Tailrace TDG Percent Value115 %
Calculate ExposureAbove Critical Value
River Parameter Data FillNo
Query Dates1/1 - 12/31
Total Run Period (Apr 6 - Nov 29)
Total Number of Fish Observed7091
Percent of Total Run Analyzed [Number Observed]100 % [7091]
Tailrace TDG Percent Exposure Index116.66 %
Percent of Fish Exposed [Number Exposed]93.9 % [6663]
Number of Days Fish Exposed87
Middle 80% of Run Period (Apr 21 - May 20)
Number of Fish Observed5733
Percent of Middle 80% of Run Analyzed [Number Observed]100 % [5733]
Tailrace TDG Percent Exposure Index116.82 %
Percent of Fish Exposed [Number Exposed]100 % [5733]
Number of Days Fish Exposed30
Middle 50% of Run Period (Apr 25 - May 9)
Number of Fish Observed3681
Percent of Middle 50% of Run Analyzed [Number Observed]100 % [3681]
Tailrace TDG Percent Exposure Index116.77 %
Percent of Fish Exposed [Number Exposed]100 % [3681]
Number of Days Fish Exposed15
Run Dates
First Day of RunApr 6
5% of Run passedApr 19
10% of Run passedApr 21
50% of Run passedApr 30
90% of Run passedMay 20
95% of Run passedMay 29
Last Day of RunNov 29
Date(s) When Tailrace TDG Percent Crosses 115 %
Apr 9, Apr 10, Apr 13, May 22, Jun 1, Jun 5, Jun 6, Jun 12, Jun 16, Jun 19, Jun 20, Jul 10, Jul 13, Jul 20, Jul 21, Jul 22, Jul 24, Jul 25, Jul 26, Aug 2, Aug 4, Aug 6, Aug 12, Aug 13, Aug 18, Aug 21