Friday, February 27, 2009

Purple Reef Urchin

[Originally posted to the Moorea Coral Reef LTER (MCR LTER) Marine Life Encyclopedia]

Rock Boring Urchin or Purple Reef Urchin
(Echinometra mathaei)

Rock Boring Urchin or Purple Reef Urchin - Echinometra mathaei
Photo by Gerick Bergsma

Indian and Western Pacific Oceans

Reef crest, reef flats and lagoons

Rock Boring Urchins feed on algae by scraping rocks and other hard surfaces with their five teeth.

Quick Fact
Purple reef urchins are frequently found in small round holes dug into the coral rock.  The urchins bore these holes by grinding away the limestone using their spines and teeth.

Learn More
Coming Soon
- Moorea Biocode Database

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