Experimental testing of acoustic alarms (pingers) to reduce bycatch of harbor porpoise, Phocoena phocoena, in the state of Washington

Washington State


Target catch: 

Salmon & sturgeon

Study Type: 

Field study in the wild

Effect on target catch: 

Did not affect target catch

Effect on bycatch species: 

Reduced harbor porpoise bycatch

Bycatch species: 

Fishing Gear: 

Reduction technique: