Longline fishing research on the NOAA Ship OSCAR ELTON SETTE. Mako shark on deck with swallowed hook. Note small do-like sensory organs on head. These are called ampullae of lorenzini. They are electroreceptors that help sense the proximity of potential prey.

Image ID: fish2627, NOAA's Fisheries Collection
Location: Hawaii, Hawaii, Kona Coast
Photo Date: 2006 November
Photographer: Allen Shimada, NOAA NMFS OST


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