Humpback whale (Megaptera novaeangliae), surfacing off Half Moon Island in the South Shetland Island Group, Antarctica, Polar Regions

humpback whale megaptera novaeangliae surfacing antarctica polar regions ocean marine life wildlife cetacean nature sea water surf breathing mammal migration antarctic ecosystem marine conservation whale watching behavior marine biology swimming dorsal fin spout blue ocean cold waters natural habitat endangered species research adventure travel boat tour conservation zoology biodiversity underwater tourism marine ecosystem exploration unique stunning peaceful calm waters aquatic life aquatic mammals oceanography frothy waves coastal area natural beauty wildlife observation