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 mammals cetacean cetaceans oceanic sea north pacific us united states america american north america north american adults diving dives tail tails alaskan