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

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

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

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.

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 whale (Megaptera novaeangliae) fluke-up dive in the middle of a group of bubble-net feeding humpback whales. Chatham Strait in Southestern Alaska, USA. Pacific Ocean.

Adult humpback whales (Megaptera novaeangliae) fluke-up dive in front of the charter yacht Safari Spirit 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 few

Adult Humpback Whale (Megaptera novaeangliae) fluke-up dive in the AuAu Channel, Maui, Hawaii, USA.

Humpback Whale (Megaptera novaeangliae) Adult fluke-up dive in the AuAu Channel, Maui, Hawaii, USA. Pacific Ocean.

A group of adult humpback whales (Megaptera novaeangliae) co-operatively "bubble-net" feeding along the west side of Chatham Strait in Southeast Alaska, USA. Pacific Ocean. Shown here are two adults fluke-up diving after a bubble-net set.

Adult humpback whale (Megaptera novaeangliae) fluke-up dive in the AuAu Channel, Maui, Hawaii, USA. Pacific Ocean.

Adult humpback whale (Megaptera novaeangliae) fluke-up dive in the AuAu Channel, Maui, Hawaii, USA. Pacific Ocean.

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