Adult Humpback Whale (Megaptera novaeangliae) fluke-up dive in Frederick Sound, Southeast Alaska, USA. Pacific Ocean.

megaptera novaeangliae humpback whale rorqual cetacea mysticete mammal balaenoptera jorobada southeast alaska chatham strait pacific ocean oceainc sea mammals north pacific alaskan united stated america american north america north american us dives diving tail tails surface adults cetacean cetaceans clouds