Tropical Pacific Reefs

Pale Rock-Boring Urchin

Echinometra mathaei

Location: Big Island, Hawaii

Scientific Name: Echinometra mathaei

Also known as: White-Tipped Urchin, Indo-Pacific Rock-Boring Urchin

Category: Sea Urchins

Size: 1 to 3 in. (2.5 to 7 cm)

Depth: 3-60 ft. (1-18 m)

Distribution: Indo-Pacific, Hawaii