The turquoise water of Hōnaunau Bay in Hawaii, an area popular with snorkelers and divers, is teeming with spiny creatures that could erode the reef past the point of no return, new research has found ...

Kelp forests are underwater thickets of algae that keep the world’s oceans rich with biodiversity. And scientists just ...

Sea urchin or uni is definitely an acquired taste. But, what part of this unique shellfish are you actually eating when you ...

Sunflower sea stars — the giants of sea stars, with up to 21 limbs — eat sea urchins. In their absence, the sea urchin population proliferated. Sea urchins eat kelp, and the explosion in their ...

Sea urchin stings can be painful and can lead to infection. They are not usually dangerous, but a few species have a toxin that can have fatal consequences. First aid steps include removing the ...

A sea-borne pandemic that wiped out sea urchin populations in the Red Sea has spread and is taking out the species in parts of the Indian Ocean and could go global, scientists in Israel say.

Consider the sea urchin. Specifically, the painted urchin: Lytechinus pictus, a prickly Ping-Pong ball from the eastern Pacific Ocean. The species is a smaller and shorter-spined cousin of the ...

Restoring underwater kelp forests by culling overgrazing sea urchins would deliver significant financial benefits, a new ...

sea-urchin haul She lent me a custom-made tool and showed me where to look, how to measure my take, how to lob the urchin into a mesh bag underwater. I pried the urchins from their perches.

The potentially new species, which have yet to be officially confirmed, include a sea urchin, starfish and a squat lobster. The findings will be submitted to the Ocean Census , which promotes the ...