Humpback Whale (Megaptera novaeangliae) fluke-up dive (note the Orca tooth rake marks on the right side of the tail) in Icy Strait, Southeast Alaska, USA.

humpback whale cetacean mammal rorqual baleen mysticete southeast alaska pacific megaptera novaeangliae mammals cetaceans oceanic sea north us united states america american north america north american alaskan tail tails dives diving surface adults symmetry