David Woodfall / Sunrise over offshore wind turbine farm, Essex, England, UK, December.

Jordi Chias / Gentoo penguins (Pygoscelis papua) walking in line, returning to nesting area, Port Charcot, Antarctic Peninsula, Antarctica.

Jordi Chias / Weddell seal (Leptonychotes weddellii) hauled out on ice, Antarctic Peninsula, Antarctica.

Jordi Chias / Humpback whale (Megaptera novaeangliae) spyhoping, Antarctic Peninsula, Antarctica.

Alex Hyde / King penguins (Aptenodytes patagonicus). Grytviken, South Georgia. November.

Alex Hyde / Colonies of King penguins (Aptenodytes patagonicus) and Southern Elephant Seals (Mirounga leonina) on beach at St. Andrews Bay, South Georgia. November.

Alex Hyde / King penguins (Aptenodytes patagonicus) group of three on the shore, St. Andrews Bay, South Georgia. November.

Philippe Clement / Lined top shells (Phorcus lineatus) in a rock pool, Normandy, France, June

Philippe Clement / Lined top shells (Phorcus lineatus) and Common european limpets (Patella vulgata) in a rock pool, Normandy, France, June.

Theo Bosboom / Seaweed in tide pool, Mangurstadh Beach, Isle of Lewis, Outer Hebrides, October. Highly commended in the Creative Visions category of Wildlife photographer of the year Awards (WPOY) Competition 2018.

Guy Edwardes / Rock formations at Kimmeridge Bay, Clavell Tower in background, Isle of Purbeck, Jurassic Coast, Dorset, England, UK. December 2010.

Guy Edwardes / Warbeth Beach, Stromness, Orkney with view to Hoy. Orkney Islands, Scotland, UK. August 2014.