Hairy Pincushion Urchin

Species information for the Hairy Pincushion Urchin, in the Urchins category.

  1. Scientific name - Tripneustes gratilla

    Family – Diadematidae

    Common name – Hatpin Urchin

    Max Size – 3 in (9 cm)

    Range: Indo-Pacific

    Care Level – Moderate

    Temperament – Peaceful

    Foods and feeding – It will roam the aquarium eating algae

    Aquarium suitability -

    Reef compatibility – Yes

    Captive care – This urchin can be a very helpful member of your CUC. They do best in larger aquarium with plenty of area for them to roam. They will pick up anything that is not glued down to camouflage themselves. Like all invertebrates it is extremely sensitive to nitrates and copper, and small amount are fatal to it.
    Last edited: Feb 20, 2011
    little_fish, Feb 20, 2011