This is one of the best snails tested for Diatom algae!
One of the most ideal scavengers, detritus eaters, and algae eaters these snails are perfect for the reef aquarium, quickly devouring detritus, uneaten food, decaying organics, fish waste, and several types of nuisance algae.
Cerith Snails will often bury themselves in the sand, which will help maintain adequate oxygen levels in the substrate.
One inch long pointed shell, it is small enough to get hard to reach spots between the rocks. It is listed in Julian Sprung's Reef Aquarium as a a great algae/diatom eater, and we whole heartedly agree!
It's able to remove diatoms so well that they do not regrow from the original algae film.
They will not dislodge or disturb any specimens and is an active glass cleaner .
Approximate Purchase Size: 1/2" to 1"