Photos: Winners from Underwater Photographer of the Year 2019

A stunning collection of underwater photographs have battled it out in the Underwater Photographer of the Year competition.

British photographer Richard Barnden's shot  of  the moment a pack of grey reef sharks pounce on  a parrotfish was deemed "unforgettable" by the awards judges.

Image 1 of 9: British photographer Richard Barnden's shot of the moment a pack of grey reef sharks pounce on a parrotfish was deemed "unforgettable" by the awards judges.