Long-Spined Urchin

The Long-Spined Urchin (Diadema setosum) is a notable reef invertebrate known for its long, slender spines and striking appearance. Its impressive spines, which can grow up to several inches long, create a dramatic visual effect in any reef aquarium.

Long-Spined Urchins thrive in a temperature range of 72-78°F and prefer slightly alkaline water conditions. They are hardy and adaptable, making them suitable for various reef setups.