Columbia Basin Performance Measures

PIT Tag Exposure Results

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PIT-Tagged Wild Summer Steelhead Query Parameters
Year2018
ProjectMcNary
River ParameterTemperature
Critical Temperature Value15 C
Calculate ExposureAbove Critical Value
River Parameter Data FillNo
Query Dates1/1 - 12/31
Total Run Period (Mar 26 - Jun 25)
Total Number of Fish Observed1581
Percent of Total Run Analyzed [Number Observed]100 % [1581]
Temperature Exposure Index11.83 C
Percent of Fish Exposed [Number Exposed]2 % [33]
Number of Days Fish Exposed14
Middle 80% of Run Period (Apr 25 - May 29)
Number of Fish Observed1267
Percent of Middle 80% of Run Analyzed [Number Observed]100 % [1267]
Temperature Exposure Index11.92 C
Percent of Fish Exposed [Number Exposed]0 % [0]
Number of Days Fish Exposed0
Middle 50% of Run Period (May 2 - May 19)
Number of Fish Observed840
Percent of Middle 50% of Run Analyzed [Number Observed]100 % [840]
Temperature Exposure Index11.74 C
Percent of Fish Exposed [Number Exposed]0 % [0]
Number of Days Fish Exposed0
Run Dates
First Day of RunMar 26
5% of Run passedApr 15
10% of Run passedApr 25
50% of Run passedMay 8
90% of Run passedMay 29
95% of Run passedJun 4
Last Day of RunJun 25
Date(s) When Temperature Crosses 15 C
Jun 8, Jun 10, Jun 12