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Mespilia globulus, the globular sea urchin, sphere sea urchin, or tuxedo urchin (trade name), is a sea urchin occurring in tropical shallow reef habitats. [1] The specific name refers to a small ball or spherule, describing its overall shape/morphology. [1] It is the only species in the genus Mespilia. [2]
Unlike some other sea urchins, collector urchins graze continually, day and night. They graze near the substrate, and their diet includes algae, periphyton, and seagrass. [4] Most collector urchins feed on seagrass fronds; this has an ecological impact varying with the season and abundance of the urchins.
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.
The group is working to restore 5 acres of coral reef in Puerto Rico by planting fragments across six reefs and returning long-spined sea urchins to the ecosystem.
These days, long-spined sea urchins are known as the gardeners of the sea. They tend the algae on the coral reefs they call home, making sure it never overwhelms their hosts. Spotting one on the ...
A success at Scripps in San Diego means scientists can run experiments on painted sea urchins, potentially unlocking new discoveries in biology. Sea urchins made to order: Scripps scientists make ...
Black longspine urchin: Diadema setosum: Collector urchin, Priest hat urchin, Sea Egg: Tripneustes gratilla: Globe urchin, Tuxedo urchin: Mespilia globulus: Yes: Easy: Very common in the aquarium trade: 7.5 cm (3.0 in) Slate pencil urchin: Eucidaris tribuloides: Purple short spine pincushion urchin: Pseudoboletia maculata: Red slate pencil ...
The jewel urchin does not protect itself from the sun by covering its upper surface with bits of seagrass and shell but instead, tends to hide in cracks during the day and emerge to feed at night. [ 2 ] [ 3 ] Like other sea urchins, the diet is mainly algae which are scraped off the surface of rocks or chewed by the rasping mouthparts situated ...