Pencil Urchin
Invert Type: Sea Urchins
Scientific Name: Eucidaris tribuloides
Diet: Omnivore
Reef Safe: No
Aggressiveness: Peaceful
Relative Care: Moderate
Photo Courtesy of:
credit: grknyer
Water Conditions: 72-78° F, dKH 8-12, pH 8.1-8.4, sg 1.023-1.025
Minimum Tank Size: 30 gallons
Max. Size: Body 1 1/2-2 in.; Spines 1 1/2-2 in.