CHINESE MYSTERY SNAIL (TRAP-DOOR)
Pond & Cold-Water Ready
Also known as Japanese Trapdoor Snails, these hardy snails bring a classic coiled shell and long lifespan, working as reliable algae grazers in aquariums and ponds.
Key Features
- Hardy and Long-Lived: Can live several years, making them a dependable, low-maintenance addition to aquariums and ponds.
- Excellent Algae Eaters: Naturally graze on algae and leftover food—no harsh chemicals needed to keep surfaces cleaner.
- Cold-Water Friendly: Thrive in unheated tanks and outdoor ponds, especially in cooler temperatures.
- Safe and Peaceful: Won’t harm plants or fish and don’t explode in population like some other snails.
Beginner Friendly
Tank / Pond Size
20+ gallons recommended for aquariums; larger volumes for ponds.
Temperature
10–24 °C — ideal for cooler, unheated setups.
pH & Hardness
pH 7.0–8.2 with moderate–hard water to protect shell strength.
Diet
Algae, biofilm, leftover food; can be supplemented with sinking foods or veggies.

