Tony Wu / Bowhead whale (Balaena mysticetus), group socialising in shallow water, aerial view. Part of larger group of more than 50 whales congregating, Sea of Okhotsk sub-population, Russia.

Vladimir Medvedev / Whiskered auklets (Aethia pygmaea), Iony Island / Jonas' Island, Sea of Okhotsk, Far East Russia, July

Vladimir Medvedev / Whiskered auklet (Aethia pygmaea), Iony Island / Jonas' Island, Sea of Okhotsk, Far East Russia, July

Vladimir Medvedev / Whiskered auklet (Aethia pygmaea) portrait, Iony Island / Jonas' Island, Sea of Okhotsk, Far East Russia, July

Vladimir Medvedev / Whiskered Auklet (Aethia pygmaea) female portrait, Jonah's island, Sea of Okhotsk, Far East Russia, July

Vladimir Medvedev / Nesting colony of Thick-billed Murre / Brunnich's Guillemot (Uria lomvia) on St. Jonah's island, Sea of Okhotsk, Far East Russia, July

Vladimir Medvedev / Tufted Puffin (Fratercula cirrhata) calling, St. Jonah's island, Sea of Okhotsk, Far East Russia, July

Vladimir Medvedev / Whiskered Auklet (Aethia pygmaea) male and female courtship, Jonah's island, Sea of Okhotsk, Far East Russia, July .

Franco Banfi / Camp with tents on beach in Vrangel Bay where Bowhead whale (Balaena mysticetus) congregate every summer. Primorsky Krai, Russia. August 2019.

Franco Banfi / Driftwood on beach, Vrangel Bay, Primorsky Krai, Russia. August 2019.

Franco Banfi / Woman paddleboarding close to Bowhead whale (Balaena mysticetus). Vrangel Bay, Primorsky Krai, Russia. August 2019.

Franco Banfi / Woman paddleboarding in Vrangel Bay to get close to Bowhead whale (Balaena mysticetus). Primorsky Krai, Russia. August 2019.

Franco Banfi / Bowhead whale (Balaena mysticetus) swimming in coastal waters, aerial view. Vrangel Bay, Primorsky Krai, Russia. August 2019.

Franco Banfi / Beach and river estuary, boreal forest in background, aerial view. Camp on beach, gathering to watch Bowhead whale (Balaena mysticetus) congregation. Vrangel Bay, Primorsky Krai, Russia. August 2019.

Franco Banfi / Camp in small bay, gathering to watchc congregation of Bowhead whales (Balaena mysticetus), boreal forest in background, aerial view. Vrangel Bay, Primorsky Krai, Russia. August 2019.

Franco Banfi / Man paddleboarding at sunset, returning from whale watching. Vrangel Bay, Primorsky Krai, Russia. August 2019.

Franco Banfi / Bowhead whale (Balaena mysticetus) swimming at surface, flipper visible. Vrangel Bay, Primorsky Krai, Russia. August 2019.

Franco Banfi / Bowhead whale (Balaena mysticetus), two swimming in shallow water. Vrangel Bay, Primorsky Krai, Russia. August.

Franco Banfi / Spotted seal (Phoca largha) head above water, boulders in foreground. Vrangel Bay, Primorsky Krai, Russia. August.

Tony Wu / Bowhead whale (Balaena mysticetus), five whales socialising in shallow water, aerial view. Sea of Okhotsk, Russia.

Sue Flood / Common guillemot (Uria aalge) murre eggs on Tyuleniy Island (Ostrov Tyuleniy) is a small island in the Sea of Okhotsk, Russian Far East, June

Sue Flood / View of active volcano at Chirpoy Island, Kurils, Russian Far East. Chirpoy (meaning small bird) is the collective name usually given to the twin volcanic islands of Chirpoy and Brat Chirpoev (Russian...

Sue Flood / Red fox (Vulpes vulpes) on Matua Island, an uninhabited island near the centre of the Kuril Island chain in the Sea of Okhotsk, Russia

Vladimir Medvedev / Whiskered auklet (Aethia pygmaea) egg in rock crevice, Iony Island / Jonas' Island, Sea of Okhotsk, Far East Russia, July

Vladimir Medvedev / Whiskered auklet (Aethia pygmaea), Iony Island / Jonas' Island, Sea of Okhotsk, Far East Russia, July

Vladimir Medvedev / Mixed flock of Whiskered auklets (Aethia pygmaea) and Crested auklets (Aethia cristatella), Iony Island / Jonas' Island, Sea of Okhotsk, Far East Russia, July

Vladimir Medvedev / Whiskered auklet (Aethia pygmaea) rear view, Iony Island / Jonas' Island, Sea of Okhotsk, Far East Russia, July

Vladimir Medvedev / Whiskered auklet (Aethia pygmaea) pair, Iony Island / Jonas' Island, Sea of Okhotsk, Far East Russia, July

Vladimir Medvedev / Whiskered auklets (Aethia pygmaea) on cliff, Iony Island / Jonas' Island, Sea of Okhotsk, Far East Russia, July

Vladimir Medvedev / Whiskered auklets (Aethia pygmaea), Iony Island / Jonas' Island, Sea of Okhotsk, Far East Russia, July

Vladimir Medvedev / Whiskered auklets (Aethia pygmaea), Iony Island / Jonas' Island, Sea of Okhotsk, Far East Russia, July

Vladimir Medvedev / Whiskered auklet (Aethia pygmaea), Iony Island / Jonas' Island, Sea of Okhotsk, Far East Russia, July

Vladimir Medvedev / Whiskered auklets (Aethia pygmaea), Iony Island / Jonas' Island, Sea of Okhotsk, Far East Russia, July

Vladimir Medvedev / Whiskered auklets (Aethia pygmaea), Iony Island / Jonas' Island, Sea of Okhotsk, Far East Russia, July

Vladimir Medvedev / Whiskered auklet (Aethia pygmaea), Iony Island / Jonas' Island, Sea of Okhotsk, Far East Russia, July

Vladimir Medvedev / Whiskered auklet (Aethia pygmaea), Iony Island / Jonas' Island, Sea of Okhotsk, Far East Russia, July

Vladimir Medvedev / Whiskered auklet (Aethia pygmaea) perched on rock ledge, Iony Island / Jonas' Island, Sea of Okhotsk, Far East Russia, July

Vladimir Medvedev / Whiskered auklet (Aethia pygmaea), Iony Island / Jonas' Island, Sea of Okhotsk, Far East Russia, July

Vladimir Medvedev / Whiskered auklet (Aethia pygmaea), Iony Island / Jonas' Island, Sea of Okhotsk, Far East Russia, July

Vladimir Medvedev / Whiskered auklet (Aethia pygmaea), Iony Island / Jonas' Island, Sea of Okhotsk, Far East Russia, July

Vladimir Medvedev / Whiskered auklets (Aethia pygmaea), Iony Island / Jonas' Island, Sea of Okhotsk, Far East Russia, July

Vladimir Medvedev / Whiskered auklets (Aethia pygmaea), Iony Island / Jonas' Island, Sea of Okhotsk, Far East Russia, July

Vladimir Medvedev / Whiskered auklet (Aethia pygmaea), Iony Island / Jonas' Island, Sea of Okhotsk, Far East Russia, July

Vladimir Medvedev / Whiskered auklets (Aethia pygmaea) perched on rock ledge, Iony Island / Jonas' Island, Sea of Okhotsk, Far East Russia, July

Vladimir Medvedev / Whiskered auklets (Aethia pygmaea) perched on rock ledge, Iony Island / Jonas' Island, Sea of Okhotsk, Far East Russia, July

Vladimir Medvedev / Whiskered auklet (Aethia pygmaea), Iony Island / Jonas' Island, Sea of Okhotsk, Far East Russia, July

Vladimir Medvedev / Whiskered auklets (Aethia pygmaea), Iony Island / Jonas' Island, Sea of Okhotsk, Far East Russia, July

Vladimir Medvedev / Whiskered auklet (Aethia pygmaea) chick, Iony Island / Jonas' Island, Sea of Okhotsk, Far East Russia, July

Vladimir Medvedev / Iony Island / Jonas' Island, Sea of Okhotsk, Far East Russia, July

Vladimir Medvedev / Steller's sealion (Eumetopias jubatus) at water's surface, St. Jonah's island, Sea of Okhotsk, Far East Russia, July, Endangered species

Vladimir Medvedev / Whiskered Auklet (Aethia pygmaea) male (below) and female courtship, Jonah's island, Sea of Okhotsk, Far East Russia, July

David Tipling / Photographers photographing Steller's sea eagles {Haliaeetus pelagicus} and White tailed sea eagles {Haliaeetus albicilla} on pack ice in Nemuro Channel, off Rausu, Hokkaido, Japan, February 2008

Staffan Widstrand / Crested auklets {Aethia cristatella} Talan Island, Sea of Okhotsk, Siberia, Russia

Staffan Widstrand / Kittiwake pair nesting on narrow cliff ledge {Rissa tridactyla} Talan Island, Sea of Okhotsk, Siberia, Russia

Igor Shpilenok / Fishery station monitoring spawning Sockeye salmon on their way from the Okhotsk Sea into Kuril Lake, with rocky island called the 'Heart of Alaid' in background. Southern Kamchatka Sanctuary, Russia.

Ben Osborne / Common guillemots on cliff ledge {Uria aalge} Talan Is, Sea of Okhotsk, East Russia

Ben Osborne / Steller's sea eagle (Haliaeetus pelagicus) hunting seabirds off cliffs of Talan Island, Okhotsk Sea, Russia

Ben Osborne / Alpine flowwer species on Talan island, Sea of Okhotsk, East Russia

Ben Osborne / Common guillemot in flight {Uria aalge} Talan Is, Sea of Okhotsk, East Russia

Ben Osborne / Common guillemot nesting colony on cliff {Uria aalge} Talan Is, Sea of Okhotsk, East Russia

Ben Osborne / Talan island surrounded by sea ice in early spring, Sea of Okhotsk, East Russia

Ben Osborne / Frozen tundra vegetation on summit plateau, Talan island, Sea of Okhotsk, East Russia

Ben Osborne / Frozen dwarf conifer on summit plateau, Talan island, Sea of Okhotsk, East Russia

Ben Osborne / Alpine flowers on Talan island, Sea of Okhotsk, East Russia

Ben Osborne / Common guillemot nesting colony on cliff {Uria aalge} Talan Is, Sea of Okhotsk, East Russia

Ben Osborne / Sea ice in early spring, Sea of Okhotsk, East Russia

Ben Osborne / Common guillemots on sea {Uria aalge} Talan Is, Sea of Okhotsk, East Russia

Ben Osborne / Sunset over Russian mainland from Talan island, Sea of Okhotsk,

Ben Osborne / Steller's sea eagle (Haliaeetus pelagicus) hunting Kittiwakes along cliff, Talan Island, Okhotsk Sea, Eastern Russia.

Ben Osborne / Common guillemots on sea {Uria aalge} Talan Is Sea of Okhotsk East Russia

Ben Osborne / Huge flock of Kittiwakes in flight {Rissa tridactyla} Talan Is Okhotsk Sea E Russia birds

Ben Osborne / Sea ice in early spring Talan island Sea of Okhotsk East Russia

Jenny E. Ross / Yankicho Island, a small uninhabited volcanic island in the Kuril Island chain. Sea of Okhotsk, Russia.

Tony Wu / Bowhead whale (Balaena mysticetus) aerial view, Sea of Okhotsk, Russia.

Tony Wu / Bowhead whale (Balaena mysticetus) aerial view, Sea of Okhotsk, Russia.

Tony Wu / Bowhead whale (Balaena mysticetus) aerial view, Sea of Okhotsk, Russia.

Tony Wu / Bowhead whales (Balaena mysticetus) four swimming together. Sea of Okhotsk, Russia.

Tony Wu / Bowhead whales (Balaena mysticetus) in shallow water, Sea of Okhotsk, Russia.

Tony Wu / Bowhead whale (Balaena mysticetus) tail slapping,Sea of Okhotsk, Russia.

Tony Wu / Fog bow in the early morning, Sea of Okhotsk, Russia.

Tony Wu / Aerial view of Wrangel Bay, Russia, one of the locations where bowhead whales (Balaena mysticetus) of the endangered Sea of Okhotsk subpopulation visit during the summer. The shallow waters of the bay...

Tony Wu / Rainbow formed in water from Bowhead whale (Balaena mysticetus) blowing, Sea of Okhotsk, Russia.

Tony Wu / Bowhead whale (Balaena mysticetus) at surface, Sea of Okhotsk, Russia.

Frederique Olivier / Humpback whale (Megaptera novaeangliae) diving along the Kamtchatka coast, Far East Russia, 2015.