Columbia Basin Performance Measures

PIT Tag Exposure Results

graph

PIT-Tagged Wild Spring/Summer Chinook Query Parameters
Year2018
ProjectLower Granite
River ParameterTemperature
Critical Temperature Value15 C
Calculate ExposureAbove Critical Value
River Parameter Data FillNo
Query Dates1/1 - 12/31
Total Run Period (Mar 1 - Jun 21)
Total Number of Fish Observed10621
Percent of Total Run Analyzed [Number Observed]99.99 % [10620]1
Temperature Exposure Index10.32 C
Percent of Fish Exposed [Number Exposed]0.7 % [75]
Number of Days Fish Exposed12
Middle 80% of Run Period (Apr 11 - May 18)
Number of Fish Observed8698
Percent of Middle 80% of Run Analyzed [Number Observed]100 % [8698]
Temperature Exposure Index10.22 C
Percent of Fish Exposed [Number Exposed]0 % [0]
Number of Days Fish Exposed0
Middle 50% of Run Period (Apr 17 - May 11)
Number of Fish Observed5756
Percent of Middle 50% of Run Analyzed [Number Observed]100 % [5756]
Temperature Exposure Index10.33 C
Percent of Fish Exposed [Number Exposed]0 % [0]
Number of Days Fish Exposed0
Run Dates
First Day of RunMar 1
5% of Run passedApr 9
10% of Run passedApr 11
50% of Run passedMay 1
90% of Run passedMay 18
95% of Run passedMay 24
Last Day of RunJun 21
Date(s) When Temperature Crosses 15 C
Jun 7

1. Total Run Analyzed [10620] is less than total observed during the period [10621]. Only fish observed on days with River Parameter data are analyzed.