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Mystery Snail (Pomacea bridgesii)

Mystery Snails are the easiest large showpiece snail to keep, but plan for a 10-gallon minimum: a golf-ball-sized snail produces a surprising amount of waste, and in a 5-gallon that bioload adds up fast. Keep the pH above 7 with moderate hardness or the shell will pit and erode. Color morphs — gold, blue, ivory, purple, magenta, jade, chestnut, black — are all the same species with identical care.

Care specifications

TypeSnail
DifficultyEasy
Max size2 in
Lifespan1–2 years
Temperature68–82 °F
pH7–8.2
General hardness8–18 dGH
Calcium needsHigh
Minimum tank size10 gallons
DietAlgae, Biofilm, Leftover fish food, Blanched vegetables, Algae wafers
RolesScavenger, Algae eater, Showpiece
Plant safeYes
Betta compatibleWith caution
Breeds in freshwaterYes
Population growthSlow
TemperamentPeaceful

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Mystery Snail

3 Gold Mystery Snails (Pomacea bridgesii)

$11.99 In stock

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Frequently asked questions

Will mystery snails eat my plants?

No — Pomacea bridgesii physically cannot eat healthy plant tissue, which is what separates it from its plant-shredding apple snail cousins. It will rasp algae and decaying leaves off plants, which usually makes them look better, not worse. If a plant disappears overnight, it was already dying.

Will my mystery snail overrun the tank with babies?

Only if you let it. Females lay a pink cocoon-like egg clutch above the waterline, so eggs are easy to spot and remove before they hatch. You also need both a male and a female — a single snail will never reproduce, though a lone female can store sperm for months after purchase.

Why is my mystery snail's shell pitting or turning white?

Soft or acidic water is dissolving the shell. Keep pH at 7.0 or above and GH at 8 dGH or more, and supplement calcium with cuttlebone or calcium-rich foods. Existing pits never heal, but new shell growth at the opening will come in solid once the water is fixed.

Planting the same tank?

Browse the aquarium plant database — verified light, CO2, and height data for every species — or let the plant finder rank them against your exact setup.