Update: Debunked. It's a photoshop of a crab onto an image from Bing Maps.
(Bing maps image found by @Trailblazer)
Fresh from the British press:
http://www.dailymail.co.uk/news/article-2790238/crabzilla-photo-appears-giant-crab-measuring-50ft-lurking-waters-whitstable.htm
Crabzilla! Photo...
