Alex Mustard,Alex Mustard / A diver explores Silfra Canyon, a deep fault filled with fresh water in the rift valley between the Eurasian and American tectonic plates at Thingvellir National Park, Iceland. May 2011. In this phot...
Charlie Hamilton James / Kingfisher (Alcedo atthias) adult male diving into water, Halcyon River, Gloucestershire, England.
Jurgen Freund / Split level of snorkeler underwater in freshwater pond. Florida USA
Marie Read / Common loons (Gavia immer), two adults and chick swimming on a misty lake in early morning, Michigan, USA. June.
Franco Banfi / Diver exploring around an iceberg. Tasiilaq, East Greenland. April 2018.
David Fleetham / Day / Big blue octopus (Octopus cyanea) with diver in background. Hawaii. September 2012.
Franco Banfi / Sperm whales (Physeter macrocephalus) socialising with free diver stopped between two individuals, Dominica, Caribbean Sea, Atlantic Ocean, January, Vulnerable species.
Pete Oxford / Whale Shark (Rhincodon typus) with scuba diver, Cenderawasih Bay, West Papua, Indonesia.
Pete Oxford / Whale shark (Rhincodon typus) and scuba divers seen from below, Cenderawasih Bay, West Papua. Indonesia.
Pete Oxford / Whale shark (Rhincodon typus) and scuba divers seen from below, Cenderawasih Bay, West Papua. Indonesia. Winner of the Man and Nature Portfolio Award in the Terre Sauvage Nature Images Awards Competit...
Espen Bergersen / Red throated diver (Gavia stellata) pair on water with reflection, Troms, Norway, June.