Collector Urchin

Tripneustes gratilla

Summary 2

The collector urchin (Tripneustes gratilla) is a species of sea urchin. Collector urchins are found at depths of 2 to 30 metres (7 to 100 ft) in the waters of the Indo-Pacific, Hawaii, the Red Sea, and The Bahamas. They can reach 10 to 15 centimetres (4 to 6 in) in size.

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  1. (c) DavidR.808, some rights reserved (CC BY-NC-SA), uploaded by David R,
  2. (c) Wikipedia, some rights reserved (CC BY-SA),

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