About the competition
The Underwater Photographer of the Year Competition began in 2014/15, and is judged by Alex Mustard, Peter Rowlands and Martin Edge. It is an annual competition that celebrates all photography beneath the surface of the sea, lakes, rivers and even swimming pools.
French diver Gabriel Barathieu was named Underwater Photographer of the Year 2017. Gabriel triumphed over 4500 entries from 67 different countries with the "Dancing Octopus".
To view the images as a slideshow, click on the arrows in the top right hand corner of the photos below.