The new species of Irukandji jellyfish sparks particular scientific interest because it has no tentacles.

Last year’s record numbers expected to be repeated

Fish fluoresce more in deep water, converting blue-green light into red.

Four million acres in southern Argentina declared Biosphere Reserve by UNESCO.

Findings highlight the uniqueness and high biodiversity value of the Pitcairn Islands as one of the least impacted in the Pacific, and suggest the need for immediate protection.

Picks from the archives...

X-Ray Mag #10 - Apr 2006
X-Ray Mag #06 - Aug 2005
X-Ray Mag #12 - Aug 2006
X-Ray Mag #56 - Sep 2013

Muck diving is a term used quite frequently these days that can be applied to either a dive site, a type of diving or even an entire region like Lembeh Strait in Indonesia or Anilao in the...

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Wasting syndrome causes creature’s body to disintegrate

A reef complex in Iraqi waters discovered for the first time. It was thought that there were no coral reefs in Iraq.

The value of Australia's newly established network of marine parks has been highlighted by an international project

Agricultural fertilizers leaching into aquatic environment can cause massive algae blooms leading to oxygen depletion. Banks of blue mussels can get the algae populations under control, Danish...

Fishery managers will urge Florida Fish and Wildlife Conservation voting board members to take more steps that allow divers to kill lionfish

Yellow-bellied sea snake can reconstitute itself after heavy rains

Purchase and raising of lionfish for aquariums would become level two felonies.

Seafaring slave ships didn’t vanish in the 19th century. They still persist.

Coral bleaching makes fish behave recklessly. Instead of staying hidden at home, they stray out, making them easy prey for predators.

The recently discovered species, Psammogorgia hookeri, was discovered along rocky ledges by scuba divers at depths of 25 meters (82 feet) in Peru's Paracas National Reserve.

Marine ecologists in Sydney manage to restore the missing crayweed onto two barren reef sites where it once grew abundantly.

A mysterious illness that first appeared in June in Washington state has now spread from Sitka, Alaska, to San Diego. The disease spread with astonishing speed — a healthy group of starfish can...

Two unexpected discoveries could provide insight into corals' resistance and resilience to ocean acidification.

When deciding on the location of terrestrial protected areas, planners often focus only on terrestrial conservation goals, ignoring potential linked benefits to marine ecosystems.

Mangrove forests have been expanding northward along the Atlantic coast of Florida as cold spells are becoming rarer.

A new study by University of Florida and Caribbean researchers indicates even damaged reefs can recover.

Corals are still capable of adapting under current circumstances of sea acidification new research shows.

Increases of carbon dioxide uptake in the oceans leads to more anxious fish a new study shows.

If ocean sediments are heavily contaminated with microplastics, marine lugworms eat less and their energy levels suffer

Seahorses may be slow swimmers yet capture evasive prey using a technique known as the ‘pivot’ feeding

New rules prohibits the recreational harvest of giant Pacific octopuses at seven popular scuba diving sites in Puget Sound.

More than 15 helpers were needed to drag the 18-foot-long carcass of a giant sea creature to shore off the Southern California coast.

Christian Skauge/ScubaPixel and Gulen Dive Resort invite nudibranch lovers, divers and underwater photographers from all over the world to join the fifth annual Nudibranch Safari in March 2014.

Eel-like Akawaio penak discovered in Guyana’s upper Mazaruni River