The diver said: "In this video, I’m holding a watermelon underwater, and surprisingly, fish start gathering around and nibbling at it. It’s a unique and almost surreal scene seeing how curious ...

What you can see in this YouTube clip is very different from most of the underwater footage that you will come across online.

Scuba diver Rex Colubra says he befriended a smallmouth bass named Elvis in a Minnesota lake. Elvis has grown close to Colubra and lets him feed him crawfish, the diver said.

A dive to a manta cleaning station will also be packed with sea turtles; a dive through an underwater cavern may include the chance to spot the natural flashing lights of the aptly named "disco clam".

In its 18th year the Through You Lens contest continues to serve up some of the world’s finest underwater imagery. Presented by Scuba Diving magazine, this year the contest attracted almost ...