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Urchin

55 products
Longspine Urchin, Black
(Diadema setosum)
Starting at $19.99
Urchin, also known as Long-spined Sea Urchin, has a body which is predominately black with a red eyespot in the center. The spines on these urchins are long, thin and completely black. They are a very delicate looking urchin, which are actually very capable of protecting itself. These urchins are…
Blue Tuxedo Urchin
(Mespilia globulus)
Starting at $21.99
The Blue Tuxedo Urchin, also known as the Sphere Urchin or Globe Urchin, has five to ten broad-colored bands usually blue or black, with red, brown, or dark spines. This very striking combination, gives it the "formal" look and thus the name "Tuxedo Urchin."During the day, it will hide among the…
Pincushion Urchin
(Lytechinus variegatus)
Starting at $6.99
The Pincushion Urchin has an oval to round body covered with hundreds of uniform spines. Its color can range from red to purple to white and blue.It requires ample hiding places and sufficient room in which to forage in the home aquarium. It generally hides in caves during the day, though it may…
Red Tuxedo Urchin
(Mespilia cf globulus)
Starting at $19.99
Looking for an easy-to-care-for addition to your cleanup crew? The Red Tuxedo Urchin will scavenge over rock and substrate for bits of food and algae to eat. The Red Tuxedo Urchins have oval or round bodies covered with hundreds of uniform spines. Though the spines are short, they are still sharp,…
Purple Short Spine Pincushion Urchin
(Pseudoboletia sp.)
Starting at $19.99
…easy-to-care-for addition to your cleanup crew? The Purple Short Spine Pincushion Urchin will scavenge over rock and substrate for bits of food and algae to eat while adding interest to your home aquarium. Pincushion Urchins have oval or round bodies covered with hundreds of uniform spines. Though…
Shortspine Urchin
(Echinometra sp.)
Starting at $11.99
…Shortspine Urchin, or Rock Burrowing Urchin, has an oval to round black body covered with hundreds of uniform, reddish-orange spines. Typically found in the back reef, this night-dwelling algae cleaner is known to burrow small niches in carbonatic rocks (dead corals) to hide. The Shortspine Urchin
Sea Apple, Australian
(Pseudocolochirus axiologus)
Starting at $89.99
The body of the Sea Apple, or Australian Sea Apple, is light to dark blue, and it has red feet. The tentacles are violet, blue, red, and have white tips. This a beautiful species that will add a new dimension of color to the reef aquarium.It prefers an established reef aquarium with room to move…
Pincushion Sea Urchin, Aquacultured ORA®
(Lytechinus variegatus - Aquacultured ORA)
Starting at $19.99
…and able to withstand the movement of the urchin wedging itself in crevices. Though generally solitary in nature, the Variegated Pincushion Sea Urchin will tolerate others of its own kind. Maintain ideal water quality as the Variegated Pincushion Sea Urchin will not tolerate high nitrate levels.…
Pincushion Urchin (Build Your Own Kit)
(Lytechinus sp.)
Starting at $7
The Pincushion Urchin has an oval to round body covered with hundreds of uniform spines. Its color can range from red to purple to white and blue.It requires ample hiding places and sufficient room in which to forage in the home aquarium. It generally hides in caves during the day, though it may…
Pincushion Urchin, Hairy
(Tripneustes gratilla)
Starting at $24.99
The Hairy Pincushion Urchin is also known as the Sea Egg, and the Priest-hat Urchin. It has five or ten double rows of white and red spines separated by spaces of red, purple, white or black. To camouflage itself, it often covers itself with rocks, sponges, shells, or algae. In addition to…
Twin Spot Wrasse
(Coris aygula)
Starting at $59.99
…itself. A single male can be kept with a group of females that is introduced prior to or at the same time as the male. The Twin Spot Wrasse will eat urchins, crabs, shrimp, and small invertebrates. It is an excellent hunter and will leave no rock unturned (literally), in search of food.The Twin Spot…
Shortspine Urchin, Caribbean (Build Your Own Kit)
(Echinometra sp.)
Starting at $7
The Shortspine Urchin, Caribbean also known as the Rock Boring Urchin, is an excellent addition to your algae-grazing cleanup crew. This small urchin from the Caribbean is primarily purplish-black and may exhibit a reddish tint. In the wild, this echinoid is very common on wave-beaten rocky shores…
Cowrie, Tiger
(Cypraea tigris)
Starting at $36.99
…algae and scavenge for scraps, but as an adult, it will eat some anemones, sponges, and soft corals, and is best housed with starfish, sea urchins, and tubeworms in the reef aquarium. Do not house it with Condylactis sp. It needs low nitrate levels and will not tolerate copper-based medications.The…
Longspine Urchin, Blue Spot
(Astropyga radiata)
Starting at $34.99
The Blue Spot Longspine Urchin, also known as the Radiating Hatpin Urchin, has a magnificently colored body with bright electric blue spots outlining five bands from a central ring. The long, thin spines captivate the eye, banded tan and brown and endlessly moving as the urchin patrols the reef. The…
Blue & Pink Sea Star
(Astropecten sp.)
Starting at $19.99
…detritus and left over food. Like other starfish, this member of the Astropectinidae family also consumes small invertebrates, including shrimp, urchins, mollusks, bivalves, or other small sea stars. As such, they should be actively fed with a varied diet that mimics their natural food sources,…
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