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 Observed1397
Percent of Total Run Analyzed [Number Observed]100 % [1397]
Temperature Exposure Index11.92 C
Percent of Fish Exposed [Number Exposed]4.5 % [64]
Number of Days Fish Exposed16
Middle 80% of Run Period (Apr 23 - Jun 1)
Number of Fish Observed1136
Percent of Middle 80% of Run Analyzed [Number Observed]100 % [1136]
Temperature Exposure Index12.01 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 Observed724
Percent of Middle 50% of Run Analyzed [Number Observed]100 % [724]
Temperature Exposure Index11.79 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 11
10% of Run passedApr 23
50% of Run passedMay 8
90% of Run passedJun 1
95% of Run passedJun 5
Last Day of RunJun 25
Date(s) When Temperature Crosses 15 C
Jun 4, Jun 6, Jun 7, Jun 10, Jun 12