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Pencil Urchin

Slate-pencil sea urchin

Eucidaris tribuloides

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Fun Facts

Slate-pencil sea urchins are nocturnal feeders, meaning they hunt at night for their food.

Species Type:

Invertebrates

Common Name(s):

Slate-pencil sea urchin

Size:

Slate-pencil sea urchin grow to a max diameter of 5 inches (13 centimeters).

Diet:

These urchins eat algae, coral, sponges, turtle grass and aquatic invertebrates.

Range & Habitat:

Throughout the Caribbean Sea and Atlantic Ocean, the Slate-pencil sea urchin lives in benthic (bottom) habitats.

Details:

Slate-pencil sea urchins are orange-red in color. They have a furry round base with pencil-like spikes protruding on all sides of their body. They use these spikes to move around their environment.