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Toxopneustes pileolus, commonly known as the flower urchin, is a widespread and commonly encountered species of sea urchin from the Indo-West Pacific. It is considered highly dangerous, as it is capable of delivering extremely painful and medically significant stings when touched.
Urchin Software Corporation, a US web analytics company owned by Google Urchin (software), a series of web analytics developed by the Urchin Software Corporation (now Google Analytics) "Urchin" was the code name for the modulated neutron initiator design used in the earliest American implosion atomic bombs
Diadema antillarum, also known as the lime urchin, black sea urchin, or the long-spined sea urchin, [2] is a species of sea urchin in the family Diadematidae. This sea urchin is characterized by its exceptionally long black spines. It is the most abundant and important herbivore on the coral reefs of the western Atlantic and Caribbean basin.
Coelopleurus exquisitus, the exquisite urchin, is a sea urchin species found off the coast of the island of New Caledonia in the Pacific Ocean. It is an epifaunal deepwater species living at depths between 240 and 520 m (790 and 1,710 ft) and was only identified and named in 2006.
Strongylocentrotus purpuratus is a species of sea urchin in the family Strongylocentrotidae commonly known as the purple sea urchin. It lives along the eastern edge of the Pacific Ocean extending from Ensenada , Mexico , to British Columbia , Canada . [ 1 ]
Kina (Evechinus chloroticus) is a sea urchin endemic to New Zealand. This echinoderm belongs to the family Echinometridae and it can reach a maximum diameter of 16–17 cm. [ 1 ] Kina populations throughout New Zealand have dramatically grown due to the effects of overfishing and climate change , resulting in over-grazing that significantly ...
Bald sea urchin disease is a bacterial disease known to affect several species of sea urchins in the Mediterranean Sea, North Atlantic and along the California coastline. Research suggests two pathogens are responsible for the disease, Listonella anguillarum and Aeromonas salmonicida .
Echinus esculentus (European edible sea urchin) These organisms can play significant roles in their environment, with species such as Echinus esculentus playing the role of a grazer of organisms growing and living on the surface of substrate in marine environments that tend to be consistently submerged underwater. This species in particular ...