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A curious Antarctic minke whale (Balaenoptera bonaerensis), approaches the Zodiac in Neko Harbor, Antarctica, Polar Regions

A curious Antarctic Minke whale (Balaenoptera bonaerensis) inspecting Zodiac in Paradise bay, Antarctica, Southern Ocean.

Baleen whale skeleton, most likely a young Bryde's whale, on lava flow in the Galapagos Island Archipelago, UNESCO World Heritage Site, Ecuador, South America

Baleen whale skeleton, most likely a young Bryde's whale, on lava flow in the Galapagos Island Archipelago, UNESCO World Heritage Site, Ecuador, South America

Adult fin whale (Balaenoptera physalus) sub-surface feeding in the rich waters off the Svalbard Archipelago, Norway

Baleen whale skeleton, most likely a young Bryde's whale, on lava flow in the Galapagos Island Archipelago, UNESCO World Heritage Site, Ecuador, South America

A curious Antarctic minke whale (Balaenoptera bonaerensis) in Neko Harbor, Antarctica, Polar Regions

Grey whale (eschrichtius robustus) san ignacio, baja california, mexico, close-up of barnacles and lice on whales skin

Humpback Whales (Megaptera novaeangliae) feeding on Krill in Wilhelmena Bay, Antarctic Peninsular and surfacing wth a metre of a zodiak. The whales migrate here in the summer to feed on the Krill. Krill numbers have declined by over 50%. They feed on algae that grows on the underside of sea ice, As the sea ice melts, both algae and krill decline. This shot has penguins resting on an iceberg in the background.

Humpback Whales (Megaptera novaeangliae) feeding on Krill in Wilhelmena Bay, Antarctic Peninsular. The whales migrate here in the summer to feed on the Krill. Krill numbers have declined by over 50%. They feed on algae that grows on the underside of sea ice, As the sea ice melts, both algae and krill decline. An expedition cruise ship in the background

Humpback Whales (Megaptera novaeangliae) feeding on Krill in Wilhelmena Bay, Antarctic Peninsular. With passengers from an expedition crusie in Zodiaks. The whales migrate here in the summer to feed on the Krill. Krill numbers have declined by over 50%. They feed on algae that grows on the underside of sea ice, As the sea ice melts, both algae and krill decline.

Humpback Whales (Megaptera novaeangliae) feeding on Krill in Wilhelmena Bay, Antarctic Peninsular. The whales migrate here in the summer to feed on the Krill. Krill numbers have declined by over 50%. They feed on algae that grows on the underside of sea ice, As the sea ice melts, both algae and krill decline.

Blue whale (Balaenoptera musculus) exhaling a cloud of tiny water droplets into the air. St. Lawrence estuary, Canada

Closeup of the expanded grooves of a giant Blue whale (Balaenoptera musculus) during a lateral lunge, a feeding strike occasionally seen in the St. Lawrence estuary, Canada.

Tall dorsal fin of a Finback whale (Balaenoptera physalus) which is located far back along the dorsal ridge. This prominent feature is often used for identification. St. Lawrence estuary, Canada

Tiny water droplets catch the last light of the setting sun as this Finback whale (Balaenoptera physalus) exhales blasting the air compressed in its huge lungs high into the air. St. Lawrence estuary, Canada

The white tip of a Finback whaleÌs (Balaenoptera physalus) snout showing a distinctive characteristic of this species; the lower right jaw is white in colour whereas the left side is dark. Gasp», Canada

Finback whale (Balaenoptera physalus) might be seen alone or in pairs but often form groups of more than a dozen animals in order to hunt fish. St. Lawrence estuary, Canada (RR)

California Gray Whale (Eschrichtius robustus) mother and calf in the calm waters of San Ignacio Lagoon, Baja, Mexico.

Aerial view of feeding humpback Whales (Megaptera novaeangliae) surfacing off Whitestone Harbor in Southeast Alaska, USA. Pacific Ocean.

Adult humpback Whale (Megaptera novaeangliae) breaching near the Five Fingers Island Group in Southeast Alaska, USA. Pacific Ocean.

Beached California Gray Whale (Eschrichtius robustus) calf with Turkey Buzzards feeding on carcass on Isla Tiburon in the Gulf of California (Sea of Cortez), Mexico.

Rubbing the baleen plates of a curious California Gray Whale (Eschrichtius robustus) calf in San Ignacio Lagoon, Baja Peninsula, Baja California Sur, Mexico

Beached California Gray Whale (Eschrichtius robustus) calf stranded by gill net around flukes on Isla Tiburon in the Gulf of California (Sea of Cortez), Mexico.

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

Adult California Gray Whale (Eschrichtius robustus) surfacing (note the barnacles and whale lice - Cyamus scammoni - on the skin) in San Ignacio Lagoon, Baja, Mexico.

Curious California Gray Whale (Eschrichtius robustus) mother and calf approach boat in the calm waters of San Ignacio Lagoon, Baja, Mexico.
(Restricted Resoluion - pls contact us)

Adult humpback whales (Megaptera novaeangliae) cooperatively bubble-net feeding in Freshwater Bay on Chichagof Island in Southeast Alaska, USA

Adult humpback whale (Megaptera novaeangliae) cooperatively "bubble-net" feeding in Southeast Alaska, USA

Adult California gray whale (Eschrichtius robustus) surfacing (note barnacles and whale lice) in the calm waters of Magdalena Bay, Baja California Sur, Mexico.

Humpback Whale (Megaptera novaeangliae) cooperatively "bubble-net" feeding (extreme detail, note baleen plates in upper jaw) in Chatham Strait, Southeast Alaska, USA.

Adult Southern Right Whale (Eubalaena australis) fluke-up dive in Golfo Nuevo, Patagonia, Argentina.
(Restricted Resolution - pls contact us)

Adult Southern Right Whale (Eubalaena australis) underwater in Golfo Nuevo, Patagonia, Argentina. Southern Atlantic Ocean.
(Resolution Restricted - pls contact us)

Adult humpback whales (Megaptera novaeangliae) cooperatively bubble-net feeding in Freshwater Bay on Chichagof Island in Southeast Alaska, USA

Adult Southern Right Whale (Eubalaena australis) breaching in Golfo Nuevo, Patagonia, Argentina. Southern Atlantic Ocean.
(Resolution Restricted - pls contact us)

California gray whale (Eschrichtius robustus) calf surfacing in the calm waters of Magdalena Bay, Baja California Sur, Mexico.

Adult bull California Gray Whale (Eschrichtius robustus) penis display (courtship behaviour) in the calm waters of San Ignacio Lagoon, Baja, Mexico.
(Restricted Resolution - pls contact us)

Aerial view of adult humpback whales (Megaptera novaeangliae) preparing to dive in order to cooperatively "bubble-net" feed in Southeast Alaska, USA

Humpback Whales (Megaptera novaeangliae) cooperatively bubble-net feeding in Chatham Strait in Southeast Alaska, USA. Pacific Ocean.
(Restricted Resolution - please contact us)

Curious California Gray Whale (Eschrichtius robustus) calf underwater in San Ignacio Lagoon, BCS, Mexico.

California Gray Whale (Eschrichtius robustus) calf vertabrae on Isla Tiburon in the Gulf of California (Sea of Cortez), Mexico.

Adult California Gray Whale (Eschrichtius robustus) baleen (detail showing exterior side) on Isla Tiburon in the Gulf of California (Sea of Cortez), Mexico.

Adult California Gray Whale (Eschrichtius robustus) fluke-up dive near whale watching boat in San Ignacio Lagoon, Baja California Sur, Mexico.

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