Latest Sea urchin Stories
After nearly 25 years of searching, three scientists have finally found Waldo. No, not the loveable bespectacled character in children's picture books, but rather an unusual clam discovered off the coast of California and British Columbia.
A new study has found that purple sea urchins Strongylocentrotus purpuratus are capable of evolving in a way that copes with potential negative impacts of ocean acidification.
Even in their youngest state, purple sea urchins read the turbulence of the sea to help them determine where to settle and transform themselves into adolescence.
Scientists have uncovered some surprising abilities in sea urchins living along the coast of California and Oregon.
A collection of fossil animals discovered off the coast of Florida suggests that present day deep-sea fauna like sea urchins, starfish and sea cucumbers may have evolved earlier than previously believed and survived periods of mass extinctions similar to those that wiped out the dinosaurs.
Sea urchins are those round little spiky creatures in the ocean, and a study published in the journal PLOS ONE has unveiled just what gives those viscous looking spines their unique characteristics.
A research team at Queen Mary, University of London reports that sea cucumbers and sea urchins could hold the secret to looking young.
A thriving population of sea otters will keep sea urchins in check, which will allow kelp forests to prosper and allow them to absorb 12 times the amount of CO2 than if they were subject to sea urchin ravaging.
Now that hay fever season has started, sufferers are well aware of the effect of histamines.
A team of German scientists recently decoded the molecular structure of the unusually sturdy spines of sea urchins, a discovery that they believe could eventually prove useful in helping engineers construct stronger, more stable buildings.
Diadema setosum is a species of long-spined sea urchin in the family Diadematidae. It’s a typical sea urchin, which exceptionally long and hollow spines that are mildly venomous. D. setosum is different from other Diadema with five distinctive white colored dots that can be found on its body. The species is located throughout the Indo-Pacific region, from Australia and Africa to Japan and the Red Sea. Although it is capable of painful stings when stepped upon, the urchin is only somewhat...
The Eccentric Sand Dollar (Dendraster excentricus) known also as the Sea-Cake, Biscuit-Urchin, Western Sand Dollar, or the Pacific Sand Dollar, is a member of the order Clypeasteroida, better known as sand dollars, a species of flattened, burrowing sea urchins located along the Pacific Ocean from Alaska to Baja California. This species is an irregular echinoid that is flattened and burrows into the sand, unlike the regular echinoids, or sea urchins. It can be found living within the...
The Red Sea Fire Urchin or Toxic Leather Sea Urchin (Asthenosoma marisrubri) is a relatively common sea urchin with a widespread distribution within the Indo-Pacific, and was, until 1998, considered a color variant of Asthenosoma Varium. Sea urchins are close relatives are crinoids, brittle stars, sea cucumbers, and starfish, all being echinoderms. This species grows to 25 centimeters in diameter, with articulated plates making the test quite flexible. It prefers water temperatures between...
Echinus tylodes is a species of sea urchin belonging to the Echinidae family. It’s white with rather sparse pink colored spines and is native to the eastern coast of North America including the Gulf of Mexico. This species has a sub-globular test that is about two-thirds as high as it is wide and grows to a diameter of 4 inches. The joints that are between the ambulacral plates and the pores through which the tube feet project are both sunken below the general surface of the test. The...
Ophiocoma scolopendrina is a species of brittle star in the family Ophiocomidae. Ophiocoma scolopendrina, similar to other brittle star, have long and thin arms stemming from a small dish-shaped body and are around the size of an outstretched human hand. They belong to the phylum of echinoderms, which incorporates sea urchins, sea stars, and sea cucumbers. Dorsal disc and dorsal arm plates vary from black, multicolored black to a pale brown. The arms are abnormally banded. They can...
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