Stanislaus River - CA

FISHBIO staff net stunned fish during an electrofishing survey.

A juvenile Pacific lamprey.

A FISHBIO field crew conducts boat electrofishing to capture predatory fish.

Sampling the stomach of a black bass reveals a Chinook salmon smolt.

A striped bass gut sample contains a mix of Chinook salmon and lamprey.

Kokanee and Chinook carcasses, courtesy of FISHBIO.