Theo Bosboom / Blue hour before sunrise over the dunes of Seilebost beach, Isle of Harris, Hebrides, Scotland. February 2018.

Theo Bosboom / Eyelash shaped tufts of grass in snow on beach, Saudarkrokur, Iceland. March. Winner of the Plants category of the GDT European Wildlife Photographer of the Year Awards 2017.

SCOTLAND: The Big Picture / View across Sound of Taransay to North Harris hills in stormy weather , West Harris, Outer Hebrides, Scotland, UK, September 2014.

Tui De Roy / Little blue / fairy penguin (Eudyptula minor) walking on pathway to nesting burrows, Neck Game Reserve, Bruny Island, Tasmania, Australia, December.

Ernie Janes / Grey seal (Halichoerus grypus) pup resting on sand dune, Norfolk Beach, UK January

Kirkendall-Spring / Coquille River Lighthouse at Bullards Beach NP, Bandon, Oregon, USA

Konrad Wothe / Dunes at the beach, Spiekeroog Island, East Frisian Islands, Wittbulten National Park. Wadden Sea UNESCO World Heritage Site, Germany, June.

Mark Carwardine / New Zealand sea lion / Hooker's sea lion (Phocarctos hookeri) with tourists on beach, South Island, New Zealand, November, endangered species

Ernie Janes / Sunset on Holkham Beach with a dusting of snow, Norfolk, England, UK, January 2010.

Pascal Tordeux / Fence disappearing into sand dune with grasses growing on it, Berck, Pas De Calais, France, September 2015.

Roland Seitre / Yellow baboon (Papio cynocephalus) with infant. Ukunda, Diani Beach, Mombasa, Kenya.

Ross Hoddinott / Marram grass and sand dunes at Embleton Bay looking toward Dunstanburgh Castle, Embleton, Northumberland, UK. March 2014.

LYNN M. STONE / Rottweiler in dune grass at beach; Waterford, Connecticut, USA

Jean E. Roche / Aerial view of planting on sand dune to stabilise the sand, Grau du roi beach, Camargue, southern France, September 2009

Ernie Janes / Grey seal (Halichoerus grypus bull) on beach, Norfolk, UK winter

Peter Lewis / Sand dunes and Marram Grass (Poaceae) planted to stabilise the sands. Camusddrach beach near Mallaig, Scotland, March 2010.

Nick Upton / Freshwater stream flowing across Baby Bay beach at New Polzeath with Common reeds (Phragmites australis) in the foreground. Cornwall, UK, April 2010.

Nick Upton / Freshwater stream flowing across Baby Bay beach at New Polzeath with Common reeds (Phragmites australis) in the foreground. Cornwall, UK, April 2010.

Philippe Clement / Wind forming sand ridges / pioneering dunes behind Marram grass (Ammophila arenaria) on beach, Belgium

Wild Wonders of Europe / Muñoz / Traigh Ghriais beach, north east Lewis, Outer Hebrides, Scotland, UK, June 2009

Wild Wonders of Europe / Muñoz / Traigh Ghriais beach, North east Lewis, Outer Hebrides, Scotland, UK, June 2009

Pete Oxford / Southern elephant seal (Mirounga leonina) weaner lying on the beach to moult, Kidney Island, off East Falkland, Falkland Islands

Merryn Thomas / Upturned tender pulled up in sand dunes at Lower Town Beach, St. Martin's, Isles of Scilly. December 2008.

Merryn Thomas / Upturned tender pulled up in the sand dunes at Lower Town Beach, St. Martin's, Isles of Scilly. December 2008.

Jerry Monkman / Ice coating the beach grass on Parson's Beach, Kennebunk, Maine, USA

Jerry Monkman / Ice and snow coating the beach grass on Parson's Beach, Kennebunk, Maine, USA

Gary K. Smith / Marram Grass (Ammophila arenaria) forming pioneering dunes on public beach with holiday beach huts in background, Norfolk, England, UK

Kirkendall-Spring / Morris Island Light House near Folly Beach, Atlantic Ocean, South Carolina, USA

Adrian Davies / Marram grass {Ammophila arenaria} on sand dunes, Doogort beach, Achill Island, County Mayo, Republic of Ireland.

Pete Oxford / Sand dunes with Prickly Couch grass (Zoysia macrantha) growing on the beach, North Stradbroke Island off Queensland coast, Australia

Pete Oxford / Sand dunes with Knobby Club-rush (Isolepis nodosa) growing on the beach, North Stradbroke Island off Queensland coast, Australia

Pete Oxford / Sand dunes with Knobby Club-rush (Isolepis nodosa) growing on the beach, North Stradbroke Island off Queensland coast, Australia

Philippe Clement / Beach and sand dunes with man-made Osier {Salix viminalis} hedges planted to stabilise the sand, North Sea, Belgium

Philippe Clement / Beach and dunes with man-made Osier {Salix viminalis} hedges planted to stabilise the sand, North Sea, Belgium

David Noton / Dunstanburgh Castle and Embleton Beach at dusk, Northumbria, England, UK

David Noton / Dunstanburgh Castle and Embleton Beach at dusk, Northumbria, England, UK

Jose B. Ruiz / Neptune grass {Posidonia oceanica} washed up on beach. Spain Mediterranean

Tim Fitzharris / Grasses in coastal sand dunes, Morro Rock, Morro Bay, California

Roland Seitre / Yellow baboon (Papio cynocephalus) portrait. Ukunda, Diani Beach, Mombasa, Kenya.

Guy Edwardes / Sand dunes on volcanic black sand beach, Vestrahorn, Hofn, Iceland, September 2018.

Mike Read / Sand dunes and slacks covered in Marram grass (Ammophila arenaria), Braunton Burrows Nature Reserve, North Devon, England, UK, October.

Mike Read / Sand dunes and slacks covered in Marram grass (Ammophila arenaria), Braunton Burrows Nature Reserve, North Devon, England, UK, October.

Mike Read / Sand dunes and slacks covered in Marram grass (Ammophila arenaria), Braunton Burrows Nature Reserve, North Devon, England, UK, October.

Ross Hoddinott / Bamburgh Castle surrounded by Marram grass (Ammophila arenaria) on sand dunes at sunset, Bamburgh, Northumberland, UK. October.

John Waters / Windblown Marram grass (Ammophila arenaria) on coast of Connemara, Galway, Ireland. February.

Robin Chittenden / Caspian gull (Larus cachinnans) resting on beach outskirts, Norfolk, UK. October.

Andy Sands / Kite-tailed robberflies (Machimus atricapillus) mating pair on Marram grass in sand dunes, Cornwall, England, UK, August

Ross Hoddinott / Luskentyre beach/sands, marram grasses and early morning sunlight, Isle of Harris, Outer Hebrides, Scotland, UK. October 2018.

Ross Hoddinott / Luskentyre beach/sands, marram grasses and early morning sunlight, Isle of Harris, Outer Hebrides, Scotland, UK. October 2018.