Mystery Snails are colourful, peaceful freshwater snails known for their large size, curious behaviour and attractive shells. Available in a range of colours including Gold, Blue, Ivory, Black and Magenta, they make an excellent addition to planted aquariums and peaceful community tanks.

Why You'll Love Mystery Snails

• Peaceful and suitable for community aquariums
• Available in a wide range of shell and body colours
• Active, entertaining and easy to observe
• Help consume soft algae and leftover food
• Do not reproduce uncontrollably underwater

Creating the Ideal Home

Tank Size

Mystery Snails can be kept in aquariums from around 20 litres, although larger tanks provide more stable water quality and additional grazing space. Avoid overcrowding, as these snails produce more waste than their size may suggest.

Temperature

Mystery Snails generally thrive between 20–27°C. Warmer temperatures increase their activity and growth but may shorten their overall lifespan.

Water Quality

• Ammonia: 0 ppm
• Nitrite: 0 ppm
• Nitrate: ideally below 20 ppm
• pH: approximately 7.0–8.2

Mystery Snails prefer neutral to moderately alkaline water with enough dissolved minerals to support healthy shell development. Very soft or acidic water can gradually damage their shells.

Calcium and Shell Health

Calcium is essential for maintaining a strong, smooth shell. A suitable mineral source, balanced diet and stable water parameters help prevent shell erosion, cracking and poor new growth.

Filtration

Gentle to moderate filtration is ideal. Mystery Snails need clean, oxygenated water but may struggle around powerful filter intakes, so exposed intakes should be covered where necessary.

Aquascaping

Mystery Snails do well in planted aquariums with smooth rocks, driftwood and open areas for grazing. Keep a secure lid on the aquarium because they may climb above the waterline and can escape through surprisingly small openings.

Feeding

Mystery Snails should not be expected to survive on aquarium algae and leftovers alone. They require regular feeding with a varied diet rich in vegetables and minerals.

• Quality snail or invertebrate foods
• Algae wafers
• Sinking vegetable-based pellets
• Blanched zucchini
• Blanched spinach and leafy greens
• Calcium-rich foods or suitable mineral supplements

Remove uneaten vegetables before they begin to spoil and affect water quality.

Suitable Tank Mates

Mystery Snails are completely peaceful and are best kept with calm fish and invertebrates that will not nip their tentacles or damage their shells.

• Tetras
• Rasboras
• Danios
• Corydoras
• Otocinclus
• Peaceful Gouramis
• Freshwater Shrimp
• Other peaceful snails

Avoid Pufferfish, large Loaches, aggressive Cichlids, Crayfish and other animals known to attack or eat snails.

Popular Mystery Snail Colours

• Gold Mystery Snail
• Blue Mystery Snail
• Ivory Mystery Snail
• Black Mystery Snail
• Magenta Mystery Snail
• Purple Mystery Snail
• Chestnut Mystery Snail
• Jade Mystery Snail

Mystery Snail FAQs

Do Mystery Snails eat live plants?

Healthy Mystery Snails generally prefer algae, biofilm, prepared foods and dying plant material. They may eat damaged or decaying leaves, but they are not usually destructive to healthy aquarium plants.

Do Mystery Snails clean the aquarium?

They help consume soft algae, biofilm and leftover food, but they also produce waste. They should not replace regular aquarium maintenance, filtration or water changes.

Will Mystery Snails overrun the aquarium?

Mystery Snails lay large egg clutches above the waterline rather than releasing live young underwater. The clutches can be removed if breeding is not wanted, making their population easier to control than many smaller pest snails.

Why does my Mystery Snail climb out of the water?

Mystery Snails naturally travel above the waterline to explore and lay eggs. Frequent attempts to escape can also indicate poor water quality, so check ammonia, nitrite, temperature and oxygen levels.

Can Mystery Snails live with shrimp?

Yes. Mystery Snails are peaceful and generally coexist very well with freshwater shrimp.

Why is my Mystery Snail floating?

Mystery Snails may trap air in their shells or deliberately float to move around the aquarium. Occasional floating can be normal, but prolonged inactivity should prompt a water-quality check.

Do Mystery Snails need access to air?

Yes. Mystery Snails possess both a gill and a lung-like breathing organ. Leave a small air gap between the water surface and aquarium lid so they can breathe and lay eggs safely.