Columbia Basin Performance Measures

PIT Tag Exposure Results

graph

PIT-Tagged Wild Spring/Summer Chinook Query Parameters
Year2018
ProjectLower Monumental
River ParameterTemperature
Critical Temperature Value15 C
Calculate ExposureAbove Critical Value
River Parameter Data FillNo
Query Dates1/1 - 12/31
Total Run Period (Mar 20 - Dec 2)
Total Number of Fish Observed6722
Percent of Total Run Analyzed [Number Observed]99.97 % [6720]1
Temperature Exposure Index10.88 C
Percent of Fish Exposed [Number Exposed]0.5 % [37]
Number of Days Fish Exposed18
Middle 80% of Run Period (Apr 15 - May 18)
Number of Fish Observed5594
Percent of Middle 80% of Run Analyzed [Number Observed]100 % [5594]
Temperature Exposure Index10.77 C
Percent of Fish Exposed [Number Exposed]0 % [0]
Number of Days Fish Exposed0
Middle 50% of Run Period (Apr 18 - May 9)
Number of Fish Observed3797
Percent of Middle 50% of Run Analyzed [Number Observed]100 % [3797]
Temperature Exposure Index10.91 C
Percent of Fish Exposed [Number Exposed]0 % [0]
Number of Days Fish Exposed0
Run Dates
First Day of RunMar 20
5% of Run passedApr 13
10% of Run passedApr 15
50% of Run passedApr 29
90% of Run passedMay 18
95% of Run passedMay 23
Last Day of RunDec 2
Date(s) When Temperature Crosses 15 C
Jun 8

1. Total Run Analyzed [6720] is less than total observed during the period [6722]. Only fish observed on days with River Parameter data are analyzed.