There is a deep mystery to what lies beneath the surface, and these pictures certainly satisfy those with a curious eye.
Below, we take a look at some of the most magical entries to the Ocean Art underwater photography contest.
This manta ray is swimming very near a diverCredit: Alvin Cheung/Ocean Art
Shot in Green Island, Taiwan, a tiny insect is pictured in a water bubbleCredit: Owen Yen/Ocean Art
These three seahorses are caught in action as they swim away in different directionsCredit: Steven Walsh/Ocean Art
A white-banded cleaner shrimp is hopping into the mouth of a grouper to pinch some leftover foodCredit: Wu Yung Sen/Ocean Art
Flowers apparently blossom underwater just as comfortably as they do on landCredit: Flavio Vailati/Ocean Art
A diver managed to get up close and personal with this creature as he was out for a swimCredit: Greg Lecoeur/Ocean Art
This image of a spotted rat fish was taken in Hurst Island, CanadaCredit: Claudio Zori/Ocean Art
A picture of a diver reaching for the light was taken in MexicoCredit: Alexandre St Jean/Ocean Art
This flower is blossoming underwater in Bali, IndonesiaCredit: Bruno Van Saen/Ocean Art
A nemo lookalike appeared underwater in Amami Oshima Island, JapanCredit: Fabrice Dudenhofer/Ocean Art
Pacific salmon make the journey to the west coast of Canada every yearCredit: Wu Yung Sen/Ocean Art
This cuddly pair were photographed in EcuadorCredit: Simon Lorenz/Ocean Art
This eel and hammerhead sharks were caught on camera in the GalapagosCredit: Pier Mane/Ocean Art
This hairy shrimp was out and about in Kuala Lumpur, MalaysiaCredit: Edison So/Ocean Art
This underwater scene was shot in Monterey Bay, USACredit: Tyler Schiffman/Ocean Art
Not all fish are afraid to get up close to a cameraCredit: Chun Zhou/Ocean Art
This graceful jellyfish was floating in TaiwanCredit: Melody Chuang/Ocean Art
This adorable green sea turtle was feeding on algae as it was picturedCredit: Kyler Badten/Ocean Art
Pictured is the rear of a massive humpback whaleCredit: Francois Baelen/Ocean Art
This sea iguana was enjoying a swim in the GalapagosCredit: Andreas Schmid/Ocean Art
These dolphins were floating underwater in Bimini, BahamasCredit: Eugene Kitsios/Ocean Art
Rays migrate in clusters, one of which is pictured aboveCredit: Edwar Herreno/Ocean Art
The strange sharp-eared enope squid, pictured, move quickly and impulsivelyCredit: Jeff Millisen/Ocean Art
This breathtaking image was shot in Ha’apaiCredit: Grant Thomas/Ocean Art
Plants underwater come in all shapes and sizes, and just as importantly, coloursCredit: Yen-Yi Lee/Ocean Art
Spider crabs making their way to shed their old shells in Victoria, AustraliaCredit: PT Hirschfield/Ocean Art
The devil rays’ are seen circling one another in this stunning shotCredit: Duncan Murrell/Ocean Art