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

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

Adult humpback whale fluke-up dive in Frederick Sound, southeast Alaska, USA.

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

Humpback Whale (Megaptera novaeangliae) fluke-up dive Chatham Strait, Southeast Alaska, USA

Humpback Whale (Megaptera novaeangliae) Adult, fluke-up dive, off Pt. Adolphus in Icy Strait, Southeast Alaska, USA. Pacific Ocean.

Adult Humpback Whale (Megaptera novaeangliae) breaching in Icy Strait, Southeast Alaska, USA. Pacific Ocean.

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

Humpback Whale (Megaptera novaeangliae) Adult fluke-up dive. Icy Strait, Southeast Alaska, USA.

Adult humpback whale (Megaptera novaeangliae) surfacing in the mist shrouded waters of Hobart Bay, Southeast Alaska, USA. Pacific Ocean.

Two adult Humpback Whales (Megaptera novaeangliae) surfacing at sunset in Stephens Passage, Southeast Alaska, USA. Pacific Ocean.

Four adult Humpback Whales (Megaptera novaeangliae) surfacing in Windham Bay, Southeast Alaska, USA. Pacific Ocean.

Humpback whale calf (Megaptera novaeangliae) breaching in Southeast Alaska, USA. Pacific Ocean.

Adult Humpback Whale (Megaptera novaeangliae) breaching off Point Adolphus in Southeast Alaska, USA. Pacific Ocean.

Humpback Whale (Megaptera novaeangliae) calf breaching off Point Adolphus in Southeast Alaska, USA. Pacific Ocean.

Humpback Whale (Megaptera novaeangliae) breaching after co-operatively bubble-net feeding in Stephen's Passage, Southeast Alaska, USA. Pacific Ocean.

Humpback Whales (Megaptera novaeangliae) co-operatively bubble-net feeding in Stephen's Passage, Southeast Alaska, USA. Pacific Ocean.

Humpback Whales (Megaptera novaeangliae) co-operatively bubble-net feeding in Stephen's Passage, Southeast Alaska, USA. Pacific Ocean.

Humpback Whale (Megaptera novaeangliae) calf breaching in Hobart Bay, Southeast Alaska, USA. Pacific Ocean.

Humpback Whales (Megaptera novaeangliae) co-operatively bubble-net feeding in Stephen's Passage, Southeast Alaska, USA. Pacific Ocean.

Humpback Whale (Megaptera novaeangliae) surfacing in mist in Hobart Bay, Southeast Alaska, USA. Pacific Ocean.

Humpback Whale (Megaptera novaeangliae) calf breaching in Hobart Bay, Southeast Alaska, USA. Pacific Ocean.

Humpback Whales (Megaptera novaeangliae) co-operatively bubble-net feeding near whale watching boat (note the herring jumping to get away inside the whales mouth) in Stephen's Passage, Southeast Alaska, USA. Pacific Ocean.

Humpback Whales (Megaptera novaeangliae) co-operatively bubble-net feeding near the Safari Quest in Chatham Strait in Southeast Alaska, USA. Pacific Ocean.

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