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

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

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

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

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

Humpback Whale (Megaptera novaeangliae) tail-throw in Southeast Alaska, USA. T

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

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

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

Adult humpback whale (Megaptera novaeangliae) breaching in Southeast Alaska, USA. Pacific Ocean.

Humpback Whale (Megaptera novaeangliae) breaching in Stephens Passage, Southeast Alaska, USA. Pacific Ocean. Southeast Alaska, USA. Pacific Ocean. (rr)

Adult humpback whales (Megaptera novaeangliae) cooperative bubble-net feeding in Iyoukeen Bay, southeast Alaska, USA.

Humpback whale (Megaptera novaeangliae) fluking up to dive. Alaska

Humpback whale (Megaptera novaeangliae) fluking up to dive. Antarctic Peninsula

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

Humpback Whale (Megaptera novaeanglia) Fluke-up Dive, Antarctica.

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

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

Adult humpback whale (Megaptera novaeangliae) breaching in Southeast Alaska, USA. Pacific Ocean.

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

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

Humpback Whale (Megaptera novaeangliae) sounding. Chatham Straits, S. E. Alaska

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) fluke-up dive in Southeast Alaska, USA.