Slate Pencil Urchin cleaner building block - 1 Urchin Emerald Crab is one of the smaller

is one of the smaller bass within this family

The individual Gorgonia will be 5 to 10 inches tall branches

It prefers a strong current and will require a large aquarium with large amounts of rock work where it can hide

is an algae eater that gets energy from the photosynthetic algae it consumes

Slate Pencil Urchin cleaner building block - 1 Urchin Emerald Crab is one of the smallerCombine crabs, snails, shrimp, star fish, sea cucumbers and urchins with a nudibranch to build an efficient cleaning crew. See the table for recommended packages for each tank volume. See compatibility chart for participant interaction in your aquarium. The Pencil Urchin is an interesting addition to your aquarium that will help keep your tank clean at night. It requires a minimum tank volume of 30 gallons and is not reef compatible. Category