Humpback whales. Current populations of whales have not reached a level that would sustain commercial hunting. [Image courtesy of OAR/National Undersea Research Program (NURP); University of North Carolina at Wilmington]




Humpback whales. In addition to humpbacks, fin and minke whales were used in the study. [Image courtesy of OAR/National Undersea Research Program (NURP); University of North Carolina at Wilmington]



Group of humpback whales feeding. Whale numbers in the North Atlantic rapidly diminished because of commercial hunting. [Image courtesy of NOAA]