Columbia Basin Performance Measures

PIT Tag Exposure Results

graph

PIT-Tagged Wild Spring/Summer Chinook Query Parameters
Year2018
ProjectLittle Goose
River ParameterTemperature
Critical Temperature Value15 C
Calculate ExposureAbove Critical Value
River Parameter Data FillNo
Query Dates1/1 - 12/31
Total Run Period (Mar 26 - Jul 4)
Total Number of Fish Observed10422
Percent of Total Run Analyzed [Number Observed]99.99 % [10421]1
Temperature Exposure Index10.77 C
Percent of Fish Exposed [Number Exposed]0.7 % [75]
Number of Days Fish Exposed21
Middle 80% of Run Period (Apr 14 - May 18)
Number of Fish Observed8544
Percent of Middle 80% of Run Analyzed [Number Observed]100 % [8544]
Temperature Exposure Index10.67 C
Percent of Fish Exposed [Number Exposed]0 % [0]
Number of Days Fish Exposed0
Middle 50% of Run Period (Apr 18 - May 10)
Number of Fish Observed5807
Percent of Middle 50% of Run Analyzed [Number Observed]100 % [5807]
Temperature Exposure Index10.84 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 12
10% of Run passedApr 14
50% of Run passedApr 28
90% of Run passedMay 18
95% of Run passedMay 23
Last Day of RunJul 4
Date(s) When Temperature Crosses 15 C
Jun 7

1. Total Run Analyzed [10421] is less than total observed during the period [10422]. Only fish observed on days with River Parameter data are analyzed.