Saltwater
Collector urchin
Tripneustes gratilla
Toxopneustidae
Facts
Water values
Range
Seen here
Seen in the wild in Australia, British Indian Ocean Territory, Chile, China, Comoros, Cook Islands, Egypt, Fiji, and 43 more countries.
More about the species
Description
Tripneustes gratilla, the collector urchin or halloween urchin, 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.
Other names
No other names.
