For: Algae (including hard to remove turf) - Glass & Rocks
These snails target your rocks & glass. They are faster than other algae grazers and more powerful meaning they can topple small corals, rocks, clams etc. so beware of their strength! Recommended for established aquariums, FO or larger coral reefs & seahorse tanks.
Recommended per tank:
1 per 10 gallons of tank
This is a "rule of thumb", not an exact science. Add to your population as you can until you reach this approximate number. Average size is 1-3 inch.
Pictures are examples only. Expect some variations.