Sampling Salmon on Stanislaus River

Trapping and measurement of juvenile fish helps in assessing how they are doing on rivers heavily used by farms and cities. Work was done near Oakdale, California, on Wednesday, April 6, 2016.
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Trapping and measurement of juvenile fish helps in assessing how they are doing on rivers heavily used by farms and cities. Work was done near Oakdale, California, on Wednesday, April 6, 2016.