Rock Boring Urchin or Purple Reef Urchin
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.
|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.
- Moorea Biocode Database