Columbia Basin Performance Measures

Adult Passage Exposure Results

graph

Adult Steelhead Query Parameters
Year2019
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 Observed29066
Percent of Total Run Analyzed [Number Observed]10.51 % [3057]1
Temperature Exposure Index17.06 C
Percent of Fish Exposed [Number Exposed]71.6 % [2190]
Number of Days Fish Exposed79
Middle 80% of Run Period (Sep 3 - Oct 23)
Number of Fish Observed23329
Percent of Middle 80% of Run Analyzed [Number Observed]0.76 % [178]
Temperature Exposure Index20.28 C
Percent of Fish Exposed [Number Exposed]100 % [178]
Number of Days Fish Exposed3
Middle 50% of Run Period (Sep 24 - Oct 14)
Number of Fish Observed15368
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 passedJul 23
10% of Run passedSep 3
50% of Run passedOct 2
90% of Run passedOct 23
95% of Run passedOct 27
Last Day of RunOct 31
Date(s) When Temperature Crosses 15 C
Jun 13

1. Total Run Analyzed [3057] is less than total observed during the period [29066]. Only fish observed on days with River Parameter data are analyzed.