Pete Oxford / Hunted Walrus {Odobenus rosmarus} being dragged ashore by Yupik Eskimos, Russia.

Sylvain Cordier / Siberian Yupiks who have killed two walruses returning to their village by boat, Preobrazheniya Bay, Chukotka, Russia.

Michel Roggo / Inuit fisherman, fishing for Atlantic cod (Gadus morhua) Ilulissat Icefjord UNESCO World Heritage Site, Greenland, August 2014. Photographed for the Freshwater Project.

Rick Price / Inuit fisherman catching Halibut (Hippoglossus hippoglossus) in icy waters, Greenland, September.

Loic Poidevin / Inuit house, Sewards Peninsula, Nome, Alaska, USA,September 2015.

Loic Poidevin / Inuit fisherman with salmon, Sewards Peninsula, Nome, Alaska, USA, September 2015.

Loic Poidevin / Inuit houses and tents, Bering Sea Coast, Sewards Peninsula, Nome, Alaska, USA, September.

Bryan and Cherry Alexander / Yupik Eskimos catching Ascidians in winter under the ice of Tkachen Bay. Chukotskiy Peninsula, Chukotka, Siberia, Russia, 2010

Bryan and Cherry Alexander / Elderly Yupik Eskimo woman speaking into mobile phone during conference with native Eskimos in Alaska. Provideniya, Chukotka, Siberia, Russia, 2010

Bryan and Cherry Alexander / Open grave at eskimo village of Naucan, overlooking the Bering Strait. Siberia, Russia.

Pete Oxford / Dead Pacific walrus {Odobenus rosmarus divergens} hunted by Upik eskimos, Uelen, Far East Russia 1993

Pete Oxford / Dead Pacific walrus {Odobenus rosmarus divergens} hunted by Upik eskimos, Uelen, Far East Russia 1993