Search results
Results from the WOW.Com Content Network
Tripneustes depressus is the largest sea urchin species in the Galápagos Islands with a mean diameter of 11.5 cm (4.5 in). The growth rate averages 0.5 mm (0.02 in) per month. [ 4 ] There is very little difference in morphology between T. depressus , Tripneustes gratilla and Tripneustes ventricosus ; they are suspected of being the same ...
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 ...
It is one of the few sea urchin that can survive many hours out of water. [45] Sea urchins can be found in all climates, from warm seas to polar oceans. [40] The larvae of the polar sea urchin Sterechinus neumayeri have been found to use energy in metabolic processes twenty-five times more efficiently than do most other organisms. [46]
Echinocyamus pusillus, commonly known as the pea urchin or green urchin, is a species of sand dollar, a sea urchin in the family Fibulariidae, native to the northeastern Atlantic Ocean and the Mediterranean Sea. It buries itself in gravel or coarse sand at depths down to about 1,250 m (4,000 ft).
Stomopneustes variolaris, the black sea urchin or long-spined sea urchin, is a species of sea urchin, the only one in its genus Stomopneustes and only species still alive in its family Stomopneustidae. It is found throughout the tropical Indo-Pacific, with a patchy distribution.
Three sea urchins are sold for 1000 Chilean Pesos. Known locally in Chile as the 'Erizo rojo' (red urchin), it is harvested commercially by fishermen and is an ingredient in Chilean cuisine. Over-exploitation , its conspicuousness and lack of official harvest control means that this urchin is relatively rare in some parts of its range.
A giant anaconda species captured recently in the Amazon of Ecuador by a team of scientists is the largest to ever be documented, USA TODAY previously reported, and now, there are images showing ...
Cidaris cidaris is found in the eastern Atlantic Ocean and the Mediterranean Sea in deep water on coral, rock and gravel bottoms. Its range extends from Cape Verde, the Azores and the Canary Islands northwards to the Faroe Islands and Norway. It is also found on knolls and seamounts [1] at depths down to about 1,800 metres (5,900 ft). [3]