Columbia Basin Performance Measures

Adult Passage Exposure Results

graph

Adult Steelhead Query Parameters
Year2020
ProjectLittle Goose
River ParameterTemperature
Critical Temperature Value15 C
Calculate ExposureAbove Critical Value
River Parameter Data FillNo
Query Dates1/1 - 12/31
Total Run Period (Apr 1 - Oct 31)
Total Number of Fish Observed50523
Percent of Total Run Analyzed [Number Observed]13.95 % [7052]1
Temperature Exposure Index19.31 C
Percent of Fish Exposed [Number Exposed]93.1 % [6571]
Number of Days Fish Exposed80
Middle 80% of Run Period (Sep 4 - Oct 18)
Number of Fish Observed40630
Percent of Middle 80% of Run Analyzed [Number Observed]5.07 % [2063]
Temperature Exposure Index19.97 C
Percent of Fish Exposed [Number Exposed]100 % [2063]
Number of Days Fish Exposed7
Middle 50% of Run Period (Sep 18 - Oct 8)
Number of Fish Observed27105
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 RunApr 1
5% of Run passedAug 8
10% of Run passedSep 4
50% of Run passedSep 28
90% of Run passedOct 18
95% of Run passedOct 22
Last Day of RunOct 31
Date(s) When Temperature Crosses 15 C
Jun 18, Jun 19, Jun 24

1. Total Run Analyzed [7052] is less than total observed during the period [50523]. Only fish observed on days with River Parameter data are analyzed.