Encyclopedia10 min read
Atlantic Wolffish (Anarhichas lupus): The Shell-Crusher of Cold Reefs
Meet the Atlantic wolffish — a fanged, antifreeze-blooded reef fish that crushes sea urchins and has declined badly from trawl bycatch.
Dr. Theo Nakamura ·
#urchin-predators
6 articles
Encyclopedia8 min read
Rainbow Star (Orthasterias koehleri): The Red-and-Orange Predator of Kelp Reefs
Rainbow star (Orthasterias koehleri): a red-and-orange sea star of Pacific kelp reefs that eats snails, clams and even small sea urchins.
Dr. Mara Ellison ·
Encyclopedia9 min read
Red Rock Crab (Cancer productus): The Heavy Hand at the Kelp's Edge
Cancer productus owns the rocky shallows of the Pacific coast: crushing claws, black-tipped pincers, and a quiet role policing urchins. ID, biology, fishery.
Dr. Mara Ellison ·
Encyclopedia9 min read
Wolf Eel (Anarrhichthys ocellatus): Species Profile
The wolf eel is not an eel and nothing to fear — a devoted, den-dwelling wolffish that crushes sea urchins for a living and guards its eggs for months.
Dr. Mara Ellison ·
Encyclopedia8 min read
Eastern Blue Groper (Achoerodus viridis): Species Profile
Meet the eastern blue groper, the friendly, urchin-crunching giant wrasse of New South Wales reefs — every adult blue male began life as a female.
Dr. Theo Nakamura ·
Encyclopedia8 min read
Port Jackson Shark (Heterodontus portusjacksoni): Species Profile
Portrait of the Port Jackson shark: Australia's gentle, crested egg-layer that crunches sea urchins and returns to the same reef year after year.
Dr. Theo Nakamura ·