🌱 We're in beta β€” your feedback helps us grow. Share your thoughts
Shoal & Stem

Flora & Fauna

673 entries β€” care guides, placement tips, and notes from the community

snail
easy

Astrea Snail

Astraea tecta

snailsaltwater

One of the best reef algae-eating snails β€” effective grazer of microalgae and diatoms on rock and glass. Conical shell with star-like ridges. Cannot right itself if flipped, so monitor after storms of flow.

snail
easy

Bumblebee Snail

Engina mendicaria

snailsaltwater

Tiny, striking black and yellow banded snail. Buries in sand and hunts detritus and small worms β€” a useful sandbed cleaner. Larger specimens have been known to eat small sleeping fish, so use with caution.

snail
easy

Cerith Snail

Cerithium sp.

snailsaltwater

Small, elongated shell snail that works the sand bed, glass, and rocks. Excellent algae grazer and detritivore. Reproduces readily and stays small.

snail
easy

Fighting Conch

Strombus alatus

snailsaltwater

A sand-sifting powerhouse β€” plows through the sandbed consuming detritus, algae, and uneaten food. Lively and active, with eyes on stalks. The name comes from its aggressive response when flipped.

snail
easy

Margarita Snail

Margarites pupillus

snailsaltwater

Small, cold-water snail β€” an exceptional algae grazer often used in reef tanks as clean-up crew. Prefers cooler temperatures so it's ideal for FOWLR tanks or tanks below 74Β°F. Peaceful and prolific.

snail
easy

Nassarius Snail

Nassarius sp.

snailsaltwater

Small sand-dwelling scavenger that buries itself and erupts from the substrate to feed on meaty detritus. Excellent sand bed aerator and clean-up crew staple.

snail
easy

Stomatella Snail

Stomatella varia

snailsaltwater

Fast-moving, flat-shelled snail that looks more like a slug. Reproduces readily in reef tanks, forming beneficial colonies that graze film algae and coralline. Fish generally ignore them; a great hitchhiker species.

snail
easy

Tectus Snail

Tectus fenestratus

snailsaltwater

Larger turban-shaped snail with a heavily ridged shell. A workhorse algae grazer on rockwork and glass β€” handles tougher hair algae that smaller snails cannot manage. Peaceful and active.

snail
easy

Trochus Snail

Trochus sp.

snailsaltwater

Conical-shelled snail that rights itself when knocked over β€” unlike turbo snails. Efficient algae grazer on glass and rock. Reef-safe and long-lived.

snail
easy

Turbo Snail

Turbo fluctuosus

snailsaltwater

Heavyweight saltwater clean-up crew member. Excellent at mowing down hair algae on glass and rock. Can knock over frags β€” secure corals in its path.