Long-spined sea urchins have emerged as an environmental issue off Australia's far south coast. Native to temperate waters around New South Wales, the urchins have expanded their range south as oceans ...

Purple sea urchins, beware: There’s a purple urchin-eating predator on the horizon — and its name is the sunflower sea star. That’s the plot line coming from a small upstart research facility in Moss ...

Australian scientists have found an unlikely accomplice in the fight against an exploding sea urchin problem that is stripping the continent's temperate reefs bare. The East Australian Current is ...

A recent boom in the purple sea urchin population off the southern Oregon Coast appears to have had an indirect and negative impact on the gray whales that usually forage in the region, a new study ...

In a historic move, Aboriginal groups from Lismore to Eden have formed an alliance to push for recognition and ...

This is a preview. Log in through your library . Abstract Latitudinal gradients in the strength of biotic interactions have long been proposed, but empirical evidence for the expectation of more ...

New research has uncovered a crucial clue to understanding the spread of "barrens" in the Great Southern Reef, which are threatening the reef ecosystem. "Barrens" are areas of low, or no, seaweed ...

A continuing study from Tel Aviv University has found that the deadly epidemic discovered last year, which has essentially wiped out Eilat's most abundant and ecologically significant sea urchins, has ...

What you can see in this YouTube clip is very different from most of the underwater footage that you will come across online. It features a diver picking up sea urchins using a metal tool and breaking ...

Sea urchins are simple creatures, wandering the seafloor without thought. Or so we thought. They are members of the phylum Echinodermata, which first appeared during the Cambrian explosion. Their list ...