Pencil Urchins- Eucidaris tribuloides (3 Lot) Reef Aquarium Not a plant or algae

Not a plant or algae but rather a marine worm (Polychaete)

A cyphasta type that really stands out und blue led lighting

Serpent Stars and various sea urchins

What you get: 24 Medium Blue Leg Hermits

Although a very good algae controller these can have tendency to be a bit tough on coralline algae

Pencil Urchins- Eucidaris tribuloides (3 Lot) Reef Aquarium Not a plant or algaePencil Urchins Eucidaris tribuloides do very well within a Reef Aquarium and control a variety of algae. Although a very good algae controller these can have tendency to be a bit tough on coralline algae. Monitor carefully. Size is from 1 to 1. 5 inches across. Collected in the Florida Keys!