Columbia Basin Performance Measures

PIT Tag Exposure Results

graph

PIT-Tagged Wild Spring/Summer Chinook Query Parameters
Year2016
ProjectLower Monumental
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 (Mar 23 - Nov 14)
Total Number of Fish Observed5856
Percent of Total Run Analyzed [Number Observed]100 % [5856]
Tailrace TDG Percent Exposure Index119.32 %
Percent of Fish Exposed [Number Exposed]99.7 % [5844]
Number of Days Fish Exposed74
Middle 80% of Run Period (Apr 15 - May 10)
Number of Fish Observed4854
Percent of Middle 80% of Run Analyzed [Number Observed]100 % [4854]
Tailrace TDG Percent Exposure Index119.5 %
Percent of Fish Exposed [Number Exposed]100 % [4854]
Number of Days Fish Exposed26
Middle 50% of Run Period (Apr 19 - May 1)
Number of Fish Observed3041
Percent of Middle 50% of Run Analyzed [Number Observed]100 % [3041]
Tailrace TDG Percent Exposure Index119.37 %
Percent of Fish Exposed [Number Exposed]100 % [3041]
Number of Days Fish Exposed13
Run Dates
First Day of RunMar 23
5% of Run passedApr 14
10% of Run passedApr 15
50% of Run passedApr 23
90% of Run passedMay 10
95% of Run passedMay 15
Last Day of RunNov 14
Date(s) When Tailrace TDG Percent Crosses 115 %
Apr 4, Jun 24, Jun 25, Jun 28, Jun 30, Jul 8, Jul 9, Jul 17, Jul 18, Jul 23, Jul 25, Jul 26, Jul 29, Jul 30