Chris Gomersall / 2020VISION / Net full of Atlantic mackerel (Scomber scombrus) being hauled in alongside the Shetland pelagic trawler 'Charisma', Shetland Isles, Scotland, UK, October 2012. Model released.

Staffan Widstrand / Ringed seal (Pusa hispida) hauled out on rock, Svalbard, Norway

Jeff Rotman / Common Thresher Shark (Alopias vulpinus) caught on gill net being hauled up onto boat, Huatabampo, Mexico, Sea of Cortez, Pacific Ocean. Model released. Model released.

David Tipling / 2020VISION / Grey Seal (Halichoerus grypus) hauled out on rocks, in mid-moult. Farne Islands, Northumberland, July.

Terry Whittaker / 2020VISION / Common seals (Phoca vitulina) hauled out on saltmarsh, Wallasea Wild Coast Project, RSPB Greater Thames Futurescapes Project, Wallasea Island, Essex, England, UK, October

Chris Gomersall / 2020VISION / Atlantic grey seal (Halichoerus grypus) hauled out on rocks at the Cairns of Coll, with flipper in the air, Inner Hebrides, Scotland, UK, July 2011.

Terry Whittaker / 2020VISION / Common / Harbour seals (Phoca vitulina) hauled out on mudflats at saltmarsh, Wallasea Island RSPB reserve, Essex, UK, March 2011

Brent Stephenson / Crabeater Seal (Lobodon carcinophaga) hauled out on ice. Pleneau Island, Antarctica, January.

Philip Stephen / Fishing trawler surrounded by seabirds as the net is hauled onboard. North Sea, September 2010. Property released.

Niall Benvie / Common seal hauled out {Phoca vitulina} Islay, Argyll, Scotland

Staffan Widstrand / Walrus hauled out {Odobenus rosmarus} Chukotka, Siberia, Russia

Mike Wilkes / Grey seal male and female hauled up on beach, Humberside, UK (Halichoerus grypus)