Columbia Basin Performance Measures

PIT Tag Exposure Results

graph

PIT-Tagged Wild Spring/Summer Chinook Query Parameters
Year2016
ProjectJohn Day
River ParameterTemperature
Critical Temperature Value15 C
Calculate ExposureAbove Critical Value
River Parameter Data FillNo
Query Dates1/1 - 12/31
Total Run Period (Apr 6 - Nov 23)
Total Number of Fish Observed6419
Percent of Total Run Analyzed [Number Observed]99.93 % [6415]1
Temperature Exposure Index12.29 C
Percent of Fish Exposed [Number Exposed]2.2 % [145]
Number of Days Fish Exposed44
Middle 80% of Run Period (Apr 22 - May 11)
Number of Fish Observed5252
Percent of Middle 80% of Run Analyzed [Number Observed]100 % [5252]
Temperature Exposure Index12.04 C
Percent of Fish Exposed [Number Exposed]0 % [0]
Number of Days Fish Exposed0
Middle 50% of Run Period (Apr 24 - May 2)
Number of Fish Observed3460
Percent of Middle 50% of Run Analyzed [Number Observed]100 % [3460]
Temperature Exposure Index11.8 C
Percent of Fish Exposed [Number Exposed]0 % [0]
Number of Days Fish Exposed0
Run Dates
First Day of RunApr 6
5% of Run passedApr 19
10% of Run passedApr 22
50% of Run passedApr 27
90% of Run passedMay 11
95% of Run passedMay 19
Last Day of RunNov 23
Date(s) When Temperature Crosses 15 C
May 30

1. Total Run Analyzed [6415] is less than total observed during the period [6419]. Only fish observed on days with River Parameter data are analyzed.