Species Profile
Assassin Snail
Clea helena
Also known as: Bumblebee Snail
Snailsaggressive
Adult size
1″
Minimum tank
5 gal
Temperature
70–80°F
pH
7–8
Schooling
Solitary OK
Water level
bottom
Diet
Other snails, frozen bloodworms, sinking carnivore pellets
Notes
Specifically hunts and eats other snails, making it the best natural control for pest snail outbreaks. Will also slowly clear mystery and nerite snails over time, plan accordingly. Won't harm fish, shrimp, or plants.
Photo: RSX / Wikimedia Commons · Source · CC-BY-SA-3.0