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

Researchers said Honaunau Bay now has an average of 51 sea urchins per square meter. This is considered to be the highest ...

A sea urchin wearing a 3D printed cowboy hat. Wilson Souza. Emma Verling, who holds a doctorate in marine ecology from University College Cork, described to Newsweek how sea urchins mount hats ...

A hardy urchin species shows potential to relieve pressure on more vulnerable species, according to new research by California Sea Grant-funded scientists.

Another urchin species, the purple sea urchin (S. purpuratus), has been harvested on a limited and experimental basis to little success, in part because of smaller sized roe.But the purple urchin is ...

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

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 Port Phillip Bay’s dwindling kelp forests by culling overgrazing sea urchins would deliver more than $92 million in ...

Many people may not realize that the humble sea urchin is a titan when it comes to the study of biology. Now, researchers from Japan have discovered that sea urchins could help biological studies ...

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 is a delicacy in Asia, South America, Europe, and increasingly in California, where the uniquely flavored roe, or uni, is used in sushi, gourmet cuisine, and products such as sauces and ...