A new study led by Harvard biologists describes how some sea slugs consume algae and incorporate their photosynthetic ...

For several years, certain beaches in the Caribbean, Mexico, West Africa, and even French Guiana have been invaded by massive ...

Sea cucumbers may appear slow and unassuming, but they have developed an incredible and unforgettable defensive strategy.

The team has named these sacs “kleptosomes.” These membrane-bound compartments protect the chloroplasts and keep them ...

When vacationers head into the water, they often take a quick look at the ocean floor—and for good reason. In some European ...

The study, led by biologists at Harvard University, found that the slugs build sac-like structures known as kleptosomes out of their own cells in which the chloroplasts are stashed. The kleptosomes ...

After the longest toxic algal bloom on record off the southern California coast, marine mammal researchers are investigating how sea lions were affected, and releasing the last few back into the wild.

The one-year-old pups, “Wren” and “Hue,” were treated for infectious wounds and shark bites by the Marine Mammal Care Center ...

Research published last month in the journal Marine Mammal Science linked fur seal deaths in the Bering Sea to the same ...

Initial hope of cold water dispersing the toxic algae bloom across South Australian coastlines has faded, with it proving ...

Water quality scientists predict the harmful algae bloom on western Lake Erie this year will be relatively mild and less ...

The ocean around Antarctica is rapidly getting saltier at the same time as sea ice is retreating at a record pace. Since 2015 ...