The annual Underwater Photographer of the Year competition has announced its winners, and the pictures are gorgeous. Gabriel Barathieu of France won the top honor, Underwater Photographer of the Year, with this image of an octopus. Photos were recognized in quite a few categories, such as Wide Angle, Macro, Wrecks, Behaviour, and Portrait. You can see a selection of the winners in a gallery at Digg, and check out all the top images in all the categories at the competition site.