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Shocking! Electrofishing for Largescale Suckers on the Columbia River
In this episode we take to the water and accompany a USGS field crew as they collect largescale suckers (Catostomus macrocheilus) along the lower Columbia River. Using a boat equipped with specialized shocking equipment, researchers stun nearby fish, allowing them to be easily collected and examined... 
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U.S. Department of the Interior |
U.S. Geological Survey
URL: http://www.usgs.gov/audio_tags/default.asp?tag=ospreylistas=lista=_CurPage=1
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Page Last Modified: Wednesday, January 09, 2013
