New research has uncovered a crucial clue to understanding the spread of "barrens" in the Great Southern Reef, which are ...

1993). There are a number of other well-described examples where keystone species act as determinate predators. Sea otters (i) regulate sea urchin populations, which in turn feed upon kelp and ...

In the urchin’s case, flavor depends on the species and the seaweed it eats, says John Lawrence, who wrote the book on the subject (it’s for sale: Sea Urchins: Biology and Ecology, $200 ...

In our warming oceans, marine species are moving into new areas and ... like the Longspined Sea Urchin (Centrostephanus rodgersii) in Tasmania, can be a sustainable option to protect vital ...

In other countries, the sea urchin is regarded as a friend that has helped to control invasive giant seaweed. The sea urchin is native to our oceans, and not an alien invasive species. As a part of ...

The silver-cheeked toadfish is spreading north in the Mediterranean, threatening biodiversity Researchers have recorded the ...

The larvae of long-spined Sea Urchin drift on a current south from New South Wales to waters in Tasmania. Due to warming climates and warmer waters, the species has taken hold, with the urchin ...

"Pain ranges from mild to severe depending on several factors, including the species of sea urchin, the location of the wound on the body, whether joints or deeper muscle tissues are involved ...