Japanese Trapdoor Snails are freshwater snails known for their operculum, a hard door-like structure that they can use to seal themselves inside their shells for protection. They have a dark brown or black shell and are commonly used in outdoor ponds and water gardens. Japanese Trapdoor Snails are excellent scavengers, feeding on detritus and algae. They are hardy and can withstand colder temperatures compared to other snail species.
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Japanese Trapdoor Snails are freshwater snails known for their operculum, a hard door-like structure that they can use to seal themselves inside their shells for protection. They have a dark brown or black shell and are commonly used in outdoor ponds and water gardens. Japanese Trapdoor Snails are excellent scavengers, feeding on detritus and algae. They are hardy and can withstand colder temperatures compared to other snail species.
Thick, conical shell with trapdoor-like operculum. Often brown or olive colored.
1-3 years
Detritivorous. They consume decaying organic matter, algae, and biofilm.
Japanese Trapdoor Snails are ideal for planted tanks and community aquariums. Avoid aggressive or snail-eating tankmates.
Easy
10 gallons
7.0 - 8.0
Moderate
20°C - 28°C (68°F - 82°F)
2 inches
Peaceful fish like guppies, tetras, danios; other peaceful snails
Loaches (Clown Loach), Crayfish, Assassin Snails, Goldfish
Cipangopaludina japonica
Viviparidae
Japan
Peaceful, social with other snails and peaceful fish
Feeds on algae, detritus, and blanched vegetables. Calcium supplementation helps shell growth.
Livebearer; gives birth to live young
Gives birth to live young; populations grow slowly.
Stable pH and hardness required; avoid copper-based medications.
Prone to shell damage or erosion if water quality is poor or with aggressive tankmates.
Peaceful and non-aggressive. They are often used in outdoor ponds and water gardens.
Slow-moving, grazes on algae and detritus. Very peaceful and hardy.
Japanese Trapdoor Snail (Cipangopaludina japonica) is a freshwater snail native to Japan. Known for its conical shell and trapdoor operculum, it is peaceful and slow-growing. Suitable for community and planted tanks, they graze on algae and detritus. Avoid loaches, crayfish, assassin snails, or goldfish. Calcium-rich water supports healthy shell development.