Whale watchers with an adult Humpback Whale (Megaptera novaeangliae) in Wilhelmina Bay, Antarctica.

Adult humpback whales (Megaptera novaeangliae) in Dahlman Bay, South Shetland Island Group, just north of the Antarctic Peninsula. Humpback whale populations here are severely depleated from over fishing during the 20th century modern era whaling efforts.

Mother and curious calf humpback whales (Megaptera novaeangliae) with third adult in Drake Passage some 330nm north of the Antarctic Peninsula. This curious calf repeatedly approached the ship, pec-slapping and surfacing just in front of the bow. Calf had

Mother and curious calf humpback whales (Megaptera novaeangliae) with third adult in Drake Passage some 330nm north of the Antarctic Peninsula. This curious calf repeatedly approached the ship, pec-slapping and surfacing just in front of the bow. Calf had

Mother and curious calf humpback whales (Megaptera novaeangliae) with third adult in Drake Passage some 330nm north of the Antarctic Peninsula. This curious calf repeatedly approached the ship, pec-slapping and surfacing just in front of the bow. Calf had

Mother and curious calf humpback whales (Megaptera novaeangliae) with third adult in Drake Passage some 330nm north of the Antarctic Peninsula. This curious calf repeatedly approached the ship, pec-slapping and surfacing just in front of the bow. Calf had

Extremely close up look at adult humpback whales (Megaptera novaeangliae) cooperatively bubble-net feeding in Freshwater Bay on Chichagof Island in Southeast Alaska, USA. Pacific Ocean. This event lasted over three hours with as many as 16 whales and as f

Close up of fluke-up dive from adult humpback whale (Megaptera novaeangliae) cooperatively bubble-net feeding in Freshwater Bay on Chichagof Island in Southeast Alaska, USA. Pacific Ocean. This event lasted over three hours with as many as 16 whales and a

Adult humpback whales (Megaptera novaeangliae) cooperatively bubble-net feeding near Freshwater Bay on Chichagof Island in Southeast Alaska, USA. Pacific Ocean. This event lasted over two hours with as many as 12 whales and as few as 10 in any given bubbl

Adult humpback whale (Megaptera novaeangliae) breaching in Dallmann Bay near the Antarctic Peninsula.