Starfish by Leon Heyns Underwater shot of a starfish. Shows the underside as well. Due to the depth, color is different underwater and the under-side of the starfish appear more green than the original yellow and red on the top-side.
Sea creatures and ocean vistas: the watery world under threat - in pictures
Millions of old car tyre's are on the ocean floor off Fort Lauderdale in the US, dumped in the with the intent of creating an artificial reef. The tyres are now scouring the ocean floor and wedging against the natural reef, killing coral.