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  2. Sea urchin injury - Wikipedia

    en.wikipedia.org/wiki/Sea_urchin_injury

    Removal of spines, hot water soaks Sea urchin injuries are caused by contact with sea urchins , and are characterized by puncture wounds inflicted by the animal's brittle, fragile spines. [ 1 ] : 431 Injuries usually occur when swimmers, divers, surfers, or fishers by accidentally touching them or stepping on them.

  3. Diadema paucispinum - Wikipedia

    en.wikipedia.org/wiki/Diadema_paucispinum

    Diadema paucispinum is a small sea urchin with very long, moveable spines which are slender and sharply pointed. They can be up to 25 cm (10 in) long and about four times the diameter of the test. The primary spines are bluish-black in colour, often with pale bands in younger individuals.

  4. Sea urchin - Wikipedia

    en.wikipedia.org/wiki/Sea_urchin

    Specifically, the term "sea urchin" refers to the "regular echinoids", which are symmetrical and globular, and includes several different taxonomic groups, with two subclasses: Euechinoidea ("modern" sea urchins, including irregular ones) and Cidaroidea, or "slate-pencil urchins", which have very thick, blunt spines, with algae and sponges ...

  5. Mysterious plague is wiping out sea urchins across the globe ...

    www.aol.com/mysterious-plague-wiping-sea-urchins...

    Expert warns urchins vital to coral reef ecosystems now ‘functionally extinct’ in Red Sea Mysterious plague is wiping out sea urchins across the globe, scientists say Skip to main content

  6. Mystery solved: Scientists ID Caribbean sea urchin killer

    www.aol.com/news/mystery-solved-scientists-id...

    Last year, sea urchins in the Caribbean started getting sick — shedding their spines, dying off and throwing reef ecosystems into chaos. “The case is closed,” said study author Mya Breitbart ...

  7. 'It's extremely unusual': Scientists left puzzled as sea ...

    www.aol.com/sea-urchins-mysteriously-dying-off...

    Sea urchins are dying in large numbers across the Caribbean, according to scientists who are racing to pinpoint the cause of the mysterious die-off. Skip to main content. 24/7 ...

  8. Diadema setosum - Wikipedia

    en.wikipedia.org/wiki/Diadema_setosum

    It is a typical sea urchin, with extremely long, hollow spines that are mildly venomous. D. setosum differs from other Diadema with five, characteristic white dots that can be found on its body. The species can be found throughout the Indo-Pacific region, from Australia and Africa to Japan and the Red Sea. Despite being capable of causing ...

  9. Tripneustes gratilla - Wikipedia

    en.wikipedia.org/wiki/Tripneustes_gratilla

    Tripneustes gratilla, the collector urchin, is a species of sea urchin. Collector urchins are found at depths of 2 to 30 metres (7 to 100 ft) in the waters of the Indo-Pacific, Hawaii, the Red Sea, and The Bahamas. They can reach 10 to 15 centimetres (4 to 6 in) in size.