Japanese Trapdoor Snail
Cipangopaludina japonica compatibility profile. Plan freshwater shrimp and snail setups by troubleshooting community bioload and water parameter overlap.
Core facts & bioload scores
Typesnail
Adult size2"
Minimum tank10 gal
Temperamentpeaceful coolwater
Group1+
- temperature60-78F
- pH7-8.4
- water hardnessGH 8-20 dGH | KH 4-12 dKH
- breedingslow livebearer
- plant safetysafe
- shrimp safetysafe
- community safetypeaceful coolwater
- predator risklow
- cleanup rolenone
Community setups & swim zone pressure
Success with Japanese Trapdoor Snail requires troubleshooting community setups for predatory risks. Because they occupy the substrate/glass zone, ensure your filtration capacity is ready for their specific bioload score.
Compatibility caveats
- notesCool-to-temperate grazing snail that prefers stable mineralized water and peaceful tankmates.
- caveatBest with cool-water or moderate-temperature livestock; avoid pushing them into hot tropical tanks long term.
- caveatNeeds hard, mineralized water for shell growth and is sensitive to copper medications or algaecides.
- caveatProtect from loaches, puffers, assassin snails, and other snail predators despite the trapdoor.
- caveatGrazes algae and detritus but still needs supplemental vegetable or snail foods if the tank is very clean.
Compatible tank mates
- Bladder Snailgreencompatible | minimum 10 galCheck this pair in the planner ->
- Bettagreencompatible | minimum 10 galCheck this pair in the planner ->
- Malaysian Trumpet Snailgreencompatible | minimum 10 galCheck this pair in the planner ->
- Nerite Snailgreencompatible | minimum 10 galCheck this pair in the planner ->
- Ramshorn Snailgreencompatible | minimum 10 galCheck this pair in the planner ->
- Pond Snailgreencompatible | minimum 10 galCheck this pair in the planner ->
- Horned Nerite Snailgreencompatible | minimum 10 galCheck this pair in the planner ->
- Zebra Nerite Snailgreencompatible | minimum 10 galCheck this pair in the planner ->
- Red Racer Nerite Snailgreencompatible | minimum 10 galCheck this pair in the planner ->
- Tiger Nerite Snailgreencompatible | minimum 10 galCheck this pair in the planner ->