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Tuxedo Urchin (Mespilia globulus)

Find Tuxedo Urchin across reef-livestock retailers and from fellow hobbyists on ReefDock. Compare sources, check live pricing where available, and review source-tank parameters on Reef-Trak-verified invertebrate listings before you buy.

Tuxedo Urchin
Photo: (c) Blogie Robillo, some rights reserved (CC BY-NC-ND), uploaded by Blogie Robillo · cc-by-nc-nd
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Where to buy Tuxedo Urchin

ReefDock searches the following reef retailers for this invertebrate. Click through to see the live price.

  • Saltwaterfish

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    Search Saltwaterfish
  • Amazon

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    Search Amazon
  • Petco

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    Search Petco

About Tuxedo Urchin

A small urchin with a distinctive black and white coloration pattern, featuring a dark body with white or pale bands and white spines. The test is globular and relatively compact, typically reaching 2–3 inches in diameter.

Key facts

Compatibility
Compatible with most reef fish and invertebrates. Peaceful with tank-mates and poses no threat to corals or other organisms.
Notes
• Minimum 20 gallon tank • Prefers well-lit reef conditions with moderate to strong water flow • Temperature range 72–78°F; maintain stable salinity (SG 1.023–1.025) and pH 8.1–8.3 • Grazes on algae, detritus, and biofilm; supplement with algae wafers if food is scarce • Nocturnal grazer; provide rocky structures and crevices for daytime shelter
Care Level
Beginner
Category
Urchin
Diet Details
Herbivorous grazer feeding on algae, seaweed, and detritus. Supplement with nori, spirulina, and commercial urchin food.
Appearance Description
A small urchin with a distinctive black and white coloration pattern, featuring a dark body with white or pale bands and white spines. The test is globular and relatively compact, typically reaching 2–3 inches in diameter.
Max Size
3
Water Parameters
Temperature: 72-78°F pH: 8.1-8.3 Salinity: 1.023-1.025
Family
Echinometridae
Min tank size
20 gallons
Origin
Indo-Pacific region from the Red Sea to Hawaii, including East African reefs and Southeast Asia.
Type
Urchin

Looking for a hobbyist seller?

ReefDock's marketplace lets reef-keepers sell invertebrates directly to other reef-keepers with Stripe-secured checkout and live-arrival photo confirmation. Browse current invertebrates listings on ReefDock, or list your own.

Verify the source tank before you buy

ReefDock is the sister app to Reef Trak. Sellers who maintain a Reef Trak tank log can publish source-tank parameters on eligible invertebrate listings — so you can see the conditions a invertebrate was raised in before you buy. Log this invertebrate on Reef Trak.

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