Researchers have concluded that an especially invasive fish is no mere visitor in the Adriatic Sea, according to CroatiaWeek.

The turquoise water of Hōnaunau Bay in Hawaii, an area popular with snorkelers and divers, is teeming with spiny creatures ...

Amidst an excited crowd, 17 endangered and threatened sea turtles were released into the refreshing waters off Cape Cod ...

Sunday, June 8 is World Oceans Day and we’re going to look at California’s state sea reptile as well as other turtles in our waters.

In the study, researchers said the Honaunau Bay now has an average of 51 sea urchins per square meter. This is considered to be the highest recorded density on coral reefs anywhere in the world.

Scientists analyzed DNA of common fish with white speckles in Galapagos Islands and discovered new species: painted sea robin, study said & photos show.

Scientists on a research expedition in the Southern Ocean captured the first footage of a living Gonatus antarcticus squid. The colorful, three-foot squid species was only known to scientists ...

Near the rocky beaches of inner Nova Scotia, a researcher’s hunch led to the discovery of a new prehistoric species. /iStock ...