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Validation of a Long-Range Dual Frequency Identification Sonar (DIDSON-LR) for Fish Passage Enumeration in the Methow River

Abstract


Methow Subbasin Map


Methow Counting Tower Site


Counting Panels


Counting Panels


Counting Lights


Counting Station


Lights on


Lock box & Generator


Didson in Water


Field Computer


Didson Computer Screen

Click on each photo to enlarge
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