Scientific Name: Echinothrix calamaris
Also known as: Double-Spined Urchin
Category: Sea Urchins
Size: 4 to 8 in. (10 to 20 cm)
Depth: 5-150 ft. (2-45 m)
Distribution: Indo-Pacific, Hawaii, Red Sea, French Polynesia
All Photographs
© Florent Charpin unless explicitly stated otherwise.