Rob Jordan / 2020VISION / Timelapse of tourists boarding a boat to take them to the Farne Islands, Seahouses Harbour, Northumberland, England, UK, July 2011

Gavin Hellier / Timelapse of Singapore City Centre and Marina Bay, with descending camera, Singapore, 2011.

Barrie Britton / Snow covered fishing boats in Sitka Harbour, Alaska. Photograph taken on location for BBC TV series 'Nature's Great Events', March 2008.

Gavin Hellier / Skyline and inner harbour including Rowes Wharf at dawn, Boston, Massachusetts, USA 2009. No release available.

Linda Pitkin / 2020VISION / Shanny (Lipophrys pholis) in a crevice in a harbour wall, Bovisand Harbour, Plymouth, Devon, England, UK, July

Philippe Clement / The harbour at Le Croisic, Loire-Atlantique, Pays-de-la-Loire, France September 2011

Alex Hyde / Lobster pots on harbourside at night, Tobermory harbour, Isle of Mull, Scotland.

Sven Zacek / Lagoons and small harbour on the island of Hiiumaa. Estonia, Europe, April 2011.

Ernie Janes / Thornham Harbour at sunset, Norfolk, UK, September 2011

Terry Whittaker / 2020VISION / Mixed flock of Dark-bellied brent geese (Branta bernicla) and other waterfowl on mudflats at dawn with town in background, Leigh-on-Sea, Essex, UK, October 2010

David Noton / The Cob at Lyme Regis at dawn with the Jurassic Coast beyond. Dorset, England, UK, March 2010.

Peter Cairns / 2020VISION / Grey seals (Halichoerus grypus) on haul out in fishing harbour with ferry in the background, Lerwick, Shetland Isles, Scotland, UK, June 2010. Photographer quote: 'These seals line up to take advantag...