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

humpback whale megaptera novaeangliae mysticete baleen rorqual cetacea cetacean warm blooded jorobada leviathan ballena mammal mysticeti balaenopteridae sea marine water ocean oceanic america north america north american united states us northern hemisphere alaskan one alone single solitary individual action motion movement diving tail flukes pacific