Columbia Basin Performance Measures

Adult Passage Exposure Results

graph

Adult Steelhead Query Parameters
Year2018
ProjectIce Harbor
River ParameterTemperature
Critical Temperature Value15 C
Calculate ExposureAbove Critical Value
River Parameter Data FillNo
Query Dates1/1 - 12/31
Total Run Period (Mar 1 - Dec 31)
Total Number of Fish Observed48262
Percent of Total Run Analyzed [Number Observed]9.64 % [4656]1
Temperature Exposure Index18.5 C
Percent of Fish Exposed [Number Exposed]82.5 % [3844]
Number of Days Fish Exposed89
Middle 80% of Run Period (Sep 3 - Oct 23)
Number of Fish Observed38866
Percent of Middle 80% of Run Analyzed [Number Observed]1.17 % [456]
Temperature Exposure Index20.29 C
Percent of Fish Exposed [Number Exposed]100 % [456]
Number of Days Fish Exposed2
Middle 50% of Run Period (Sep 14 - Oct 9)
Number of Fish Observed25089
Percent of Middle 50% of Run Analyzed [Number Observed]0 % [0]
Temperature Exposure IndexN/A C
Percent of Fish Exposed [Number Exposed]0 % [N/A]
Number of Days Fish ExposedN/A
Run Dates
First Day of RunMar 1
5% of Run passedJul 18
10% of Run passedSep 3
50% of Run passedSep 27
90% of Run passedOct 23
95% of Run passedNov 3
Last Day of RunDec 31
Date(s) When Temperature Crosses 15 C
Jun 4, Jun 7, Jun 8

1. Total Run Analyzed [4656] is less than total observed during the period [48262]. Only fish observed on days with River Parameter data are analyzed.