Whale identified as "Mars" lunge feeding on Stellwagen Bank. Note the baleen structures in the roof of the mouth, the distended ventral throat grooves or " plates" and the water and sand lance (small fish type) spilling out of the mouth.

Image ID: fish9713, NOAA's Historic Fisheries Collection
Location: Massachusetts, Stellwagen Bank
Photo Date: 1971 circa
Photographer: Mason Weinrich, NMFS
Credit: NOAA Central Library Historical Fisheries Collection; Cetacean Research Unit

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