Blue-green chromis Ringing the coral with pops of color, this type of damselfish often occurs in large numbers. Douwma documented these in 2015 in the Red Sea off Egypt’s coast.

A vibrant blue fish was carried off to its presumable demise by a powerful osprey, with the bird's giant talons gripping the pancake-shaped sea creature and the bird’s golden-yellow eyes ...

See Stunning Undersea Images That Showcase Our Blue Planet From reef sharks to bioluminescent squid, the Ocean Photography Award highlights the wonders and perils of life in the sea ...

That’s not a “Teenage Mutant Ninja Turtle” floating before your eyes. You’re seeing the first biofluorescent reptile discovered by scientists. While filming small sharks and coral reefs in ...

The team of researchers studied 53 coral islands, atolls and reefs in the Central, West and South Pacific Ocean in an area spanning 7,3000 linear km every April between 2002 and 2015.