Black Long Spine Urchin (Collection Only)
Approx size: Small
Stocking level: MAX 1 per system
Minimum age of system: 6 months +
Sand required: N/A
NOTE: this is venomous, the spine prick is similar to a bee sting
Needs hiding places, does not tolerate high nitrates. If it begins to shed its spines, it is a sign of very poor water quality.
Great algae eaters and may be supplemented with dried seaweed.