Columbia Basin Performance Measures

Adult Passage Exposure Results

graph

Adult Steelhead Query Parameters
Year2017
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 Observed59259
Percent of Total Run Analyzed [Number Observed]7.18 % [4258]1
Temperature Exposure Index16.47 C
Percent of Fish Exposed [Number Exposed]64.6 % [2753]
Number of Days Fish Exposed77
Middle 80% of Run Period (Sep 18 - Oct 16)
Number of Fish Observed48147
Percent of Middle 80% of Run Analyzed [Number Observed]0 % [0]
Temperature Exposure IndexN/A C
Percent of Fish Exposed [Number Exposed]N/A % [N/A]
Number of Days Fish ExposedN/A
Middle 50% of Run Period (Sep 25 - Oct 8)
Number of Fish Observed32389
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 passedSep 9
10% of Run passedSep 18
50% of Run passedOct 1
90% of Run passedOct 16
95% of Run passedOct 22
Last Day of RunOct 31
Date(s) When Temperature Crosses 15 C
Jun 19

1. Total Run Analyzed [4258] is less than total observed during the period [59259]. Only fish observed on days with River Parameter data are analyzed.