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

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

Humpback Whales (Megaptera novaeangliae) cooperatively bubble-net feeding in Southeast Alaska, USA.

Humpback whales (Megaptera novaeangliae) co-operatively bubble-net feeding in Stephens Passage, Southeast Alaska, USA. Pacific Ocean.

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

Two adult humpback whales (Megaptera novaeangliae) diving in Windham Bay in Southeast Alaska, USA. Pacific Ocean.

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

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

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

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

Two adult humpback whales (Megaptera novaeangliae) surfacing beside the charter yacht Safari Spirit in Chatham Strait, southeast Alaska, USA. Pacific Ocean.

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

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

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

Adult Humpback Whale (Megaptera novaeangliae) breaching in Chatham Strait in 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 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) flicking flukes. Chatham Straits, S. E. Alaska

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

Two Humpback Whales (Megaptera novaeangliae) surfacing in Southeast Alaska, USA. Pacific Ocean.