Thames21 are a waterways charity who work with volunteers to improve London’s waterways for all. This includes a wide range of projects from clearing litter from the Thames foreshore, installing reedbeds in the Lower Lea Catchment, to teaching young people how to fish responsibly. Over 15,000 volunteers a year come out and get involved.

This year’s theme is simply ‘London’s Waterways’ and is run in association with the National Maritime Museum’s Ansel Adams Photography from the Mountains to the Sea exhibition. The competition will be judged by landscape photographer Charlie Waite and the shortlisted entries will be exhibited at the National Maritime Museum in Greenwich, first prize is £250 cash. Entries should be emailed to ben.fenton@thames21.org.uk before 27th March 2012. The Thames21 photography competition exhibition will be exhibited at the Maritime Museum from April 5th 2013 for one month.

For more details on Thames21 and the competition see www.thames21.org.uk

Possibly useful tips on how to photograph rivers can be found here.