Philip Stephen / Rough weather on the seashore at Buchan Ness Lighthouse, Scotland, January 2014. All non-editorial uses must be cleared individually.

Philip Stephen / Fishing vessel 'Harvester' winching her catch onboard amid a group of hungry seabirds. North Sea, Europe, December 2011. Property released.

Philip Stephen / North Sea trawler on calm sea, May 2010.

Philip Stephen / Fishing vessel "Harvester" powering through huge waves while operating in the North Sea. Europe, January 2009. Property released.

Philip Stephen / Fishing vessel "Ocean Pioneer" nearing Fraserburgh Harbour, with waves crashing against the harbour wall. Scotland, February 2011.

Philip Stephen / Fishing vessel "Harvester" surrounded by Northern gannets (Morus bassanus) whilst hauling the trawl net onboard. North Sea, Europe, February 2011. Property released.

Philip Stephen / Fishing vessel "Harvester" heading to North Sea fishing grounds in stormy weather. Europe, November 2010. Property released.

Philip Stephen / Huge wave enveloping fishing vessel "Harvester" while operating in the North Sea. Europe, November 2010. Property released.

Philip Stephen / Fishing vessel "Harvester" on a stormy North Sea. Europe, November 2010. Property released.

Philip Stephen / Wave breaking as it hits shoreline at Peterhead, Scotland, September 2010.

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

Philip Stephen / Fishing vessel "Ocean Harvest" in huge waves on the North Sea, September 2010. Property released.

Philip Stephen / Killer whale (Orcinus orca) breaking surface. North Sea.

Philip Stephen / Trawler in low light on the North Sea, July 2010. Property released.

Philip Stephen / Trawler "Ocean Harvest" hauling net onboard. North Sea, June 2010. Property released.

Philip Stephen / "Ocean Harvest " fishing on the North Sea, surrounded by seabirds, June 2010. Property released.

Philip Stephen / Fishing vessel "Harvester" and the "Jotun B" oil production platform. North Sea, May 2010.

Philip Stephen / Fishing vessel "Harvester" and the "Jotun B" oil production platform. North Sea, May 2010.

Philip Stephen / Fishing vessel "Ocean Harvest" on the North Sea, May 2010. Property released.

Philip Stephen / Fishing vessel "Ocean Harvest" on the North Sea, May 2010. Property released.

Philip Stephen / Fishing vessel "Harvester" hauling fishing gear in the dark, May 2010. Property released.

Philip Stephen / "Beryl Bravo" oil platform blowing off gas, North Sea, March 2010.

Philip Stephen / Fishing vessel "Harvester" taking a good haul of Saithe (Pollachius virens) aboard, at night on the North Sea, 60 miles North East of the Shetlands. February 2010, Property released.

Philip Stephen / Fishing vessel "Ocean Harvest" operating close to the "Beryl Alpha" production platform, 160 miles Northeast of Aberdeen, in the North Sea. March 2010.

Philip Stephen / Gull flying over fishing vessel "Harvester" in heavy seas, North Sea, February 2010. Property released.

Philip Stephen / Fishing vessel "Harvester" trawling at twilight on the North Sea. February 2010, Property released.

Philip Stephen / Saithe (Pollachius virens) on netting, onboard a trawler on the North Sea, Europe.

Philip Dalton / Common zebra (Equus quagga) swimming across the Mara River on migration, Masai Mara GR, Kenya

Philip Dalton / Nile Crocodile (Crocodylus niloticus) approaching Common Zebra (Equus burchellii) as it swims across Mara river during migration, Masai Mara GR, Kenya

Philip Dalton / Nile Crocodile (Crocodylus niloticus) grabbing Common Zebra (Equus burchellii) as it swims across Mara river during migration, Masai Mara GR, Kenya

Philip Dalton / Nile Crocodile (Crocodylus niloticus) approaching Common Zebra (Equus burchellii) mother and foal as they swim across Mara river during migration, Masai Mara GR, Kenya

Philip Dalton / Nile Crocodile (Crocodylus niloticus) grabbing Common Zebra (Equus burchellii) as it swims across Mara river during migration, Masai Mara GR, Kenya

Philip Dalton / Common Zebra (Equus burchellii) swimming across Mara river during migration, Masai Mara GR, Kenya

Philip Dalton / Waterspout over Lake Victoria, Uganda

Philip Dalton / Waterspout over Lake Victoria, Uganda

Philip Dalton / Mexican free-tailed bats (Tadarida brasiliensis) flying from / to Bracken Cave and Echert James Bat Caves, Texas, USA

Philip Dalton / Mexican free-tailed bats (Tadarida brasiliensis) flying from Bracken Cave and Echert James Bat Caves, Texas, USA

Philip Dalton / Red tailed hawk {Buteo jamaicensis} flying amongst and predating on Mexican free-tailed bats (Tadarida brasiliensis) flying from / to Bracken Cave and Echert James Bat Caves, Texas, USA

Philip Dalton / Red tailed hawk {Buteo jamaicensis} flying amongst and predating on Mexican free-tailed bats (Tadarida brasiliensis) flying from / to Bracken Cave and Echert James Bat Caves, Texas, USA

Philip Dalton / Eruopean praying mantis (Mantis religiosa) and brown cricket on flowers, Europe

Philip Dalton / Cheetah (Acinonyx jubatus) female with cub lying in shade under her body, Masai Mara, Kenya

Philip Stephen / Banff registered pair trawlers "Beryl" and "Onward" fishing for Haddock on the North Sea, July 2009.

Philip Stephen / North Sea trawler heading west at dusk, followed by seabirds, September 2009. Property released.

Gary Bell/ Oceanwide / Coastal rock formation, Cape Woolamai, Phillip Island, Victoria, Australia

Gary Bell/ Oceanwide / Coast at sunrise, Nobbies, Phillip Island, Victoria, Australia

Gary Bell/ Oceanwide / Coastal rock formation, Cape Woolamai, Phillip Island, Victoria, Australia

Gary Bell/ Oceanwide / Coastal rock formation, Cape Woolamai, Phillip Island, Victoria, Australia

Alex Mustard / Starfish close up detail, Blairgowrie, Mornington Penisular, Victoria, Australia. Port Philip Bay, Bass Strait.

Philip Stephen / Pelagic fishing vessel 'Challenge' approaching Peterhead Harbour in rough weather, Aberdeenshire, Scotland. January 2014. All non-editorial uses must be cleared individually.

Philip Stephen / Fishermen winch a catch of Cod (Gadus morhua) on board the North Sea trawler 'Ocean Harvest', March 2014. Property released. All non-editorial uses must be cleared individually.

Philip Stephen / Hopper filled with Cod (Gadus morhua) on board a North Sea trawler, February 2014. All non-editorial uses must be cleared individually.

Philip Stephen / Sunrise at Rattray Head Lighthouse, north-east Scotland, January 2014. All non-editorial uses must be cleared individually.

Philip Stephen / Sunrise at Rattray Head Lighthouse, north-east Scotland, January 2014. All non-editorial uses must be cleared individually.

Philip Stephen / Sunrise at Rattray Head Lighthouse, north-east Scotland, January 2014. All non-editorial uses must be cleared individually.

Philip Stephen / Surf breaking onto beach at sunrise, near Rattray Head, north-east Scotland, January 2014. All non-editorial uses must be cleared individually.

Philip Stephen / Sunrise at Rattray Head Lighthouse, north-east Scotland, January 2014. All non-editorial uses must be cleared individually.

Philip Stephen / View over dunes of Rattray Head Lighthouse, north-east Scotland, January 2014. All non-editorial uses must be cleared individually.

Philip Stephen / Rattray Head Lighthouse, north-east Scotland, January 2014. All non-editorial uses must be cleared individually.

Philip Stephen / Rattray Head Lighthouse, north-east Scotland, January 2014. All non-editorial uses must be cleared individually.

Philip Stephen / Buchan Ness Lighthouse at sunrise, Scotland, January 2014. All non-editorial uses must be cleared individually.

Philip Stephen / Buchan Ness Lighthouse at sunrise, Scotland, January 2014. All non-editorial uses must be cleared individually.

Philip Stephen / Buchan Ness Lighthouse at sunrise, Scotland, January 2014. All non-editorial uses must be cleared individually.

Philip Stephen / Fishing vessel 'Ocean Harvest' trawling at dusk, North Sea, May 2014. Property released. All non-editorial uses must be cleared individually.

Philip Stephen / Rough seas with waves rolling ashore, north-east Scotland, January 2014. All non-editorial uses must be cleared individually.

Philip Stephen / Heavy seas crashing against the coast at Buchan Ness Lighthouse, north-east Scotland, January 2014. All non-editorial uses must be cleared individually.

Philip Stephen / Heavy seas crashing against the coast at Buchan Ness Lighthouse, north-east Scotland, January 2014. All non-editorial uses must be cleared individually.

Philip Stephen / Heavy seas crashing against the coast at Buchan Ness Lighthouse, north-east Scotland, January 2014. All non-editorial uses must be cleared individually.

Philip Stephen / Waves breaking as they reach the shore, north-east Scotland, January 2014. All non-editorial uses must be cleared individually.

Philip Stephen / Heavy seas battering the coastline of north-east Scotland during a winter storm, January 2014. All non-editorial uses must be cleared individually.

Philip Stephen / Waves breaking as they reach the shore, north-east Scotland, January 2014. All non-editorial uses must be cleared individually.

Philip Stephen / Sunny day at Buchan Ness Lighthouse. north-east Scotland, January 2014. All non-editorial uses must be cleared individually.

Philip Stephen / Rattray Head Lighthouse, north-east Scotland, January 2014. All non-editorial uses must be cleared individually.

Philip Stephen / Rattray Head Lighthouse, north-east Scotland, January 2014. All non-editorial uses must be cleared individually.

Philip Stephen / View of Rattray Head Lighthouse across sand dunes, north-east Scotland, January 2014. All non-editorial uses must be cleared individually.

Philip Stephen / Creel washed ashore after storm, Scotland, January 2014. All non-editorial uses must be cleared individually.

Philip Stephen / Rattray Head Lighthouse, north-east Scotland, January 2014. All non-editorial uses must be cleared individually.

Philip Stephen / View of Rattray Head Lighthouse across sand dunes, north-east Scotland, January 2014. All non-editorial uses must be cleared individually.

Philip Stephen / Fishing vessel 'Ocean Harvest' riding out stormy weather on the North Sea, January 2014. All non-editorial uses must be cleared individually.

Philip Stephen / Fishing vessel 'Ocean Harvest' riding out stormy weather on the North Sea, January 2014. All non-editorial uses must be cleared individually.

Philip Stephen / Fishing vessel 'Ocean Harvest' retrieving net while fishing on the North Sea, February 2014. All non-editorial uses must be cleared individually.

Philip Stephen / Silhouette of 'Buzzard' platform 40 miles Northeast of Aberdeen, Scotland, UK. February 2014. All non-editorial uses must be cleared individually.

Philip Stephen / Fishing vessel 'Ocean Harvest' retrieving net, surrounded by Gannets (Morus bassanus) and a variety of gulls, while fishing on the North Sea, February 2014. All non-editorial uses must be cleared indi...

Philip Stephen / Hopper filled with Cod (Gadus morhua) and Saithe (Pollachius virens) on board a North Sea trawler, February 2014. All non-editorial uses must be cleared individually.

Philip Stephen / Fishing vessel 'Harvester' on a stormy North Sea, December 2013. All non-editorial uses must be cleared individually.

Philip Stephen / Fishing vessel 'Harvester' powering through rough seas while operating in the North Sea, December 2013. All non-editorial uses must be cleared individually.

Philip Stephen / Fishing vessel 'Harvester' powering through rough seas while operating in the North Sea, December 2013. All non-editorial uses must be cleared individually.

Philip Stephen / Eider platform at night, 60 miles northeast of Shetland, North Sea, November 2013. All non-editorial uses must be cleared individually.

Philip Stephen / Sunrise at the Eider platform, 60 miles northeast of Shetland, North Sea, November 2013. All non-editorial uses must be cleared individually.

Philip Stephen / Sunrise at the Eider platform, 60 miles northeast of Shetland, North Sea, November 2013. All non-editorial uses must be cleared individually.

Philip Stephen / Sunrise at the Eider platform, 60 miles northeast of Shetland, North Sea, November 2013. All non-editorial uses must be cleared individually.

Philip Stephen / Sunrise at the Eider platform, 60 miles northeast of Shetland, North Sea, November 2013. All non-editorial uses must be cleared individually.

Philip Stephen / Sunrise at the Eider platform, 60 miles northeast of Shetland, North Sea, November 2013. All non-editorial uses must be cleared individually.

Philip Stephen / Net full of fish being hauled aboard the Hull registered stern trawler 'Farnella' on the North Sea, November 2013. All non-editorial uses must be cleared individually.

Philip Stephen / Hull registered trawler 'Farnella' fishing for Saithe on the North Sea at sunset, November 2013. All non-editorial uses must be cleared individually.

Philip Stephen / Hull registered trawler 'Farnella' fishing for Saithe on the North Sea, November 2013. All non-editorial uses must be cleared individually.

Philip Stephen / Hull registered trawler 'Farnella' fishing for Saithe on the North Sea, November 2013. All non-editorial uses must be cleared individually.