Adult Fin Whale (Balaenoptera physalus) surfacing in the lower Gulf of California (Sea of Cortez), Mexico.

fin whale balaenoptera physalus sea of cortez gulf california baleen mysticete cetacea cetacean mammal rorqual balaenopteridae mysticeti marine water ocean oceanic northern hemisphere one alone single solitary individual mexican central america central american tropic tropics tropical pacific surface dorsal fin