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Tuxedo Urchin (Mespilia globulus)
Colorful. Reef-Safe. A Natural Cleanup Crew Favorite.
The Tuxedo Urchin is one of the most popular and attractive reef-safe urchins in the hobby. Known for its vibrant blue, black, or red banding and its charming habit of “decorating” itself with bits of shell or algae, this urchin brings both beauty and utility to your marine aquarium.
Features & Highlights
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Common Name: Tuxedo Urchin
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Temperament: Peaceful and fully reef-safe
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Coloration: Distinctive banded pattern in blue, black, or red
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Size: Typically 2–3 inches in diameter
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Diet: Herbivore – consumes algae, including film algae and some nuisance varieties
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Care Level: Easy
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Behavior: May pick up small shells or debris for camouflage (normal and harmless)
Care Requirements
Tuxedo Urchins thrive in well-established reef tanks with plenty of natural algae growth. They require stable water parameters, solid rockwork to graze on, and a tank free from copper-based treatments. If algae levels are low, supplement with dried seaweed (nori) or algae wafers.
Why Choose a Tuxedo Urchin?
This urchin is both visually striking and incredibly useful—acting as an all-natural algae control solution while adding unique movement and personality to the aquarium. It’s hardy, peaceful, and a perfect addition to reef systems looking for functional beauty.
