Saltcorner
By Bob Goemans
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Order: Diadematoida - Family Diadematidae

Echinothrix diadema

(Linnaeus, 1758)

Black Hatpin Urchin

Likely Reef Tank Suitable

Likely Fish-Only Tank Suitable

Range: Indo-West Pacific Ocean: Red Sea to Hawaii.

Size: 8 inches (20 cm)

Natural Environment: Inhabits shallow reef areas and lagoons and found on rock and rubble areas covered in algae.

Aquarium Suitability: Not collected for the home aquarium trade.

Should it become available in the trade, aquarium husbandry would be similar to Echinothrix calamaris shown elsewhere in this section of the Species Library.

Taxonomy:

    Kingdom: Animalia

    Phylum: Echinodermata

    Class: Echinoides

    Order: Diadematoida

    Family: Diadematidae

    Genus: Echinothrix

FYI: Shown here for identification only.

 Echinothrix diadema (Black Hatpin Urchin)
Photo © Wikimedia
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