In their paper on black spot syndrome in ocean surgeonfish, the researchers use video transects to measure the severity of the disease among thousands of fish and identify the environmental ...

Red light rarely reaches deeper than 20 metres into the sea, yet plenty of deeper-dwelling fish flash fluorescent red markings. Are they sending covert messages to each other?

Large reef fish have strict ideas about what makes for a good hangout at a coral reef, according to new research. IE 11 is not supported. For an optimal experience visit our site on another browser.

A small, strikingly beautiful damselfish that is new to science was identified on a coral reef on Madagascar’s northeastern coast In 2018, Christmas arrived early for reef enthusiasts and marine ...

Researchers caught an 81-year-old midnight snapper (Macolor macularis) like the one pictured here off the coast of Western Australia. The fish is the oldest coral reef fish ever discovered.

Even in the blue underwater realm, fish can see red in more ways than one. Reef fish that see glowing red patches on a rival aggressively bite and put on extra threatening displays, researchers say.

Emily Monacella, Marine Biologist and Master Reef Guide at Red Cat Adventures, highlighted the significance of their conservation efforts: “Participating in these projects allows us to directly ...

Fish larvae follow sounds to locate prime coral reef spots, a new study shows. Photograph by GEORGE GRALL, National Geographic It may not be obvious to us land dwellers, but ocean reefs are noisy ...

While black spot syndrome can have negative effects on infected fish, the most important consequences could be for reef ecosystems. According to Johnson, black spot syndrome has been increasingly ...

His red filter would block out all wavelengths except red, revealing the depth at which red disappeared on this particular reef. Sure enough, 20 metres down it was as dark as night and quite ...