Photo: Dennis L. (CC BY 2.0) — via Wikimedia Commons
Malaysian Trumpet Snail (Melanoides tuberculata)
A tireless, cone-shelled burrower that aerates your substrate every night and devours detritus before it can foul the water — population manages itself if you don't over-feed.
Will it live with a Malaysian Trumpet Snail?
We compare each fish against your malaysian trumpet snail on temperament, size, water parameters and swimming zone. Set your tank size and filter the results.
- African Dwarf Frog✅ CompatiblePeaceful · 4 cm · Medium care · 22–26 °C (72–79 °F)
- Compatible on the things that matter: shared water near 22–26 °C, workable temperaments, and no predator-and-prey size gap.
- Both favour the bottom of the tank — offer enough cover so they aren't always in each other's space.
- Amapá Tetra✅ CompatiblePeaceful · 4 cm · Medium care · 24–27 °C (75–81 °F)
- Both are peaceful; temperature, pH and hardness ranges all overlap and neither outsizes the other enough to be a threat.
- Keep Amapá Tetra in a shoal of 6+ or it gets stressed and nippy.
- Assassin Snail✅ CompatiblePeaceful · 3 cm · Easy care · 22–26 °C (72–79 °F)
- Compatible on the things that matter: shared water near 22–26 °C, workable temperaments, and no predator-and-prey size gap.
- Both favour the bottom of the tank — offer enough cover so they aren't always in each other's space.
- Blackwing Hatchetfish✅ CompatiblePeaceful · 3.5 cm · Medium care · 23–28 °C (73–82 °F)
- Compatible on the things that matter: shared water near 23–27 °C, workable temperaments, and no predator-and-prey size gap.
- Keep Blackwing Hatchetfish in a shoal of 6+ or it gets stressed and nippy.
- Blue Danio✅ CompatiblePeaceful · 4 cm · Easy care · 21–26 °C (70–79 °F)
- Both are peaceful, and their water overlaps around 21–26 °C — no size, zone or temperament conflicts.
- Keep Blue Danio in a shoal of 6+ or it gets stressed and nippy.
- Cherry Shrimp✅ CompatiblePeaceful · 3 cm · Easy care · 18–28 °C (64–82 °F)
- Both are peaceful, and their water overlaps around 21–27 °C — no size, zone or temperament conflicts.
- Both favour the bottom of the tank — offer enough cover so they aren't always in each other's space.
- Keep Cherry Shrimp in a shoal of 10+ or it gets stressed and nippy.
- Clown Killifish✅ CompatiblePeaceful · 3.5 cm · Medium care · 22–26 °C (72–79 °F)
- Compatible on the things that matter: shared water near 22–26 °C, workable temperaments, and no predator-and-prey size gap.
- Keep Clown Killifish in a shoal of 6+ or it gets stressed and nippy.
- Dawn Tetra✅ CompatiblePeaceful · 2.5 cm · Easy care · 22–28 °C (72–82 °F)
- Both are peaceful, and their water overlaps around 22–27 °C — no size, zone or temperament conflicts.
- Keep Dawn Tetra in a shoal of 8+ or it gets stressed and nippy.
- Dwarf Spotted Rasbora✅ CompatiblePeaceful · 2.5 cm · Medium care · 23–28 °C (73–82 °F)
- Both are peaceful; temperature, pH and hardness ranges all overlap and neither outsizes the other enough to be a threat.
- Keep Dwarf Spotted Rasbora in a shoal of 8+ or it gets stressed and nippy.
- Endler's Livebearer✅ CompatiblePeaceful · 3 cm · Easy care · 22–28 °C (72–82 °F)
- Both are peaceful, and their water overlaps around 22–27 °C — no size, zone or temperament conflicts.
- Keep Endler's Livebearer in a shoal of 6+ or it gets stressed and nippy.
- Eyespot Rasbora✅ CompatiblePeaceful · 3.5 cm · Medium care · 20–25 °C (68–77 °F)
- Compatible on the things that matter: shared water near 21–25 °C, workable temperaments, and no predator-and-prey size gap.
- Keep Eyespot Rasbora in a shoal of 8+ or it gets stressed and nippy.
- Glowlight Danio✅ CompatiblePeaceful · 3 cm · Easy care · 22–26 °C (72–79 °F)
- Compatible on the things that matter: shared water near 22–26 °C, workable temperaments, and no predator-and-prey size gap.
- Keep Glowlight Danio in a shoal of 8+ or it gets stressed and nippy.
- Glowlight Rasbora✅ CompatiblePeaceful · 3.5 cm · Easy care · 23–28 °C (73–82 °F)
- Both are peaceful, and their water overlaps around 23–27 °C — no size, zone or temperament conflicts.
- Keep Glowlight Rasbora in a shoal of 8+ or it gets stressed and nippy.
- Gold Ring Danio✅ CompatiblePeaceful · 3 cm · Easy care · 18–26 °C (64–79 °F)
- Both are peaceful, and their water overlaps around 21–26 °C — no size, zone or temperament conflicts.
- Keep Gold Ring Danio in a shoal of 8+ or it gets stressed and nippy.
- Lambchop Rasbora✅ CompatiblePeaceful · 3 cm · Medium care · 23–28 °C (73–82 °F)
- Both are peaceful, and their water overlaps around 23–27 °C — no size, zone or temperament conflicts.
- Keep Lambchop Rasbora in a shoal of 6+ or it gets stressed and nippy.
- Neon Tetra✅ CompatiblePeaceful · 3 cm · Easy care · 20–26 °C (68–79 °F)
- Both are peaceful, and their water overlaps around 21–26 °C — no size, zone or temperament conflicts.
- Keep Neon Tetra in a shoal of 6+ or it gets stressed and nippy.
- Nerite Snail✅ CompatiblePeaceful · 2.5 cm · Easy care · 22–28 °C (72–82 °F)
- Compatible on the things that matter: shared water near 22–27 °C, workable temperaments, and no predator-and-prey size gap.
- Northern Glowlight Danio✅ CompatiblePeaceful · 3.5 cm · Medium care · 18–24 °C (64–75 °F)
- Compatible on the things that matter: shared water near 21–24 °C, workable temperaments, and no predator-and-prey size gap.
- Keep Northern Glowlight Danio in a shoal of 8+ or it gets stressed and nippy.
- Pea Puffer✅ CompatibleSemi-aggressive · 2.5 cm · Medium care · 24–28 °C (75–82 °F)
- Compatible on the things that matter: shared water near 24–27 °C, workable temperaments, and no predator-and-prey size gap.
- Pygmy Corydoras✅ CompatiblePeaceful · 3.2 cm · Easy care · 22–26 °C (72–79 °F)
- Both are peaceful; temperature, pH and hardness ranges all overlap and neither outsizes the other enough to be a threat.
- Keep Pygmy Corydoras in a shoal of 8+ or it gets stressed and nippy.
- Rainbow Emperor Tetra✅ CompatibleSemi-aggressive · 3.6 cm · Medium care · 22–28 °C (72–82 °F)
- Compatible on the things that matter: shared water near 22–27 °C, workable temperaments, and no predator-and-prey size gap.
- Keep Rainbow Emperor Tetra in a shoal of 8+ or it gets stressed and nippy.
- Tail-spot Corydoras✅ CompatiblePeaceful · 3 cm · Easy care · 22–28 °C (72–82 °F)
- Both are peaceful, and their water overlaps around 22–27 °C — no size, zone or temperament conflicts.
- Keep Tail-spot Corydoras in a shoal of 8+ or it gets stressed and nippy.
- Tailspotted Oto✅ CompatiblePeaceful · 3.5 cm · Medium care · 22–27 °C (72–81 °F)
- Both are peaceful; temperature, pH and hardness ranges all overlap and neither outsizes the other enough to be a threat.
- Both favour the bottom of the tank — offer enough cover so they aren't always in each other's space.
- Keep Tailspotted Oto in a shoal of 6+ or it gets stressed and nippy.
- Trinidad Guppy✅ CompatiblePeaceful · 3 cm · Easy care · 19–24 °C (66–75 °F)
- Both are peaceful, and their water overlaps around 21–24 °C — no size, zone or temperament conflicts.
- Black Darter Tetra⚠️ With cautionSemi-aggressive · 4 cm · Hard care · 21–28 °C (70–82 °F)
- Different pH ranges (7–8 vs 3.5–6.5); doable if you sit in the shared band, but not ideal long-term.
- Water hardness preferences differ (Malaysian Trumpet Snail 8–18 vs Black Darter Tetra 0–5 dGH).
- Black Ruby Barb⚠️ With cautionSemi-aggressive · 6 cm · Easy care · 22–26 °C (72–79 °F)
- Your 75 L tank is below the ~100 L this pairing really wants — crowding raises aggression.
- Keep Black Ruby Barb in a shoal of 6+ or it gets stressed and nippy.
- Cardinal Tetra⚠️ With cautionPeaceful · 4 cm · Medium care · 23–27 °C (73–81 °F)
- Water hardness preferences differ (Malaysian Trumpet Snail 8–18 vs Cardinal Tetra 1–6 dGH).
- Keep Cardinal Tetra in a shoal of 6+ or it gets stressed and nippy.
- Chocolate Gourami⚠️ With cautionPeaceful · 5 cm · Hard care · 25–30 °C (77–86 °F)
- Different pH ranges (7–8 vs 4–6); doable if you sit in the shared band, but not ideal long-term.
- Water hardness preferences differ (Malaysian Trumpet Snail 8–18 vs Chocolate Gourami 0–5 dGH).
- Keep Chocolate Gourami in a shoal of 6+ or it gets stressed and nippy.
- Crimson Red Betta⚠️ With cautionPeaceful · 3.5 cm · Hard care · 24–29 °C (75–84 °F)
- pH preferences only just meet (Malaysian Trumpet Snail 7–8 vs Crimson Red Betta 4–6.5) — target the overlap and acclimate slowly.
- One likes softer water and the other harder (8–18 vs 0–5 dGH) — a compromise, not a perfect match.
- Crystal Red Shrimp⚠️ With cautionPeaceful · 2.5 cm · Hard care · 20–24 °C (68–75 °F)
- pH preferences only just meet (Malaysian Trumpet Snail 7–8 vs Crystal Red Shrimp 6–6.8) — target the overlap and acclimate slowly.
- One likes softer water and the other harder (8–18 vs 2–5 dGH) — a compromise, not a perfect match.
- Keep Crystal Red Shrimp in a shoal of 10+ or it gets stressed and nippy.
- Fire Red Licorice Gourami⚠️ With cautionPeaceful · 3.5 cm · Hard care · 23–28 °C (73–82 °F)
- pH preferences only just meet (Malaysian Trumpet Snail 7–8 vs Fire Red Licorice Gourami 4–6.5) — target the overlap and acclimate slowly.
- One likes softer water and the other harder (8–18 vs 0–4 dGH) — a compromise, not a perfect match.
- Green Neon Tetra⚠️ With cautionPeaceful · 2.5 cm · Hard care · 24–28 °C (75–82 °F)
- Different pH ranges (7–8 vs 4.5–6.5); doable if you sit in the shared band, but not ideal long-term.
- Water hardness preferences differ (Malaysian Trumpet Snail 8–18 vs Green Neon Tetra 0–4 dGH).
- Keep Green Neon Tetra in a shoal of 8+ or it gets stressed and nippy.
- Humpbacked Tetra⚠️ With cautionSemi-aggressive · 5 cm · Hard care · 24–28 °C (75–82 °F)
- Your 75 L tank is below the ~80 L this pairing really wants — crowding raises aggression.
- Keep Humpbacked Tetra in a shoal of 8+ or it gets stressed and nippy.
- Morse Code Corydoras⚠️ With cautionPeaceful · 5 cm · Medium care · 23–26 °C (73–79 °F)
- Your 75 L tank is below the ~80 L this pairing really wants — crowding raises aggression.
- Keep Morse Code Corydoras in a shoal of 6+ or it gets stressed and nippy.
- Neon Blue Rasbora⚠️ With cautionPeaceful · 2.5 cm · Medium care · 23–26 °C (73–79 °F)
- pH preferences only just meet (Malaysian Trumpet Snail 7–8 vs Neon Blue Rasbora 4–6.5) — target the overlap and acclimate slowly.
- One likes softer water and the other harder (8–18 vs 1–6 dGH) — a compromise, not a perfect match.
- Keep Neon Blue Rasbora in a shoal of 10+ or it gets stressed and nippy.
- Purple Tetra⚠️ With cautionPeaceful · 4 cm · Medium care · 22–26 °C (72–79 °F)
- Different pH ranges (7–8 vs 5.8–6.8); doable if you sit in the shared band, but not ideal long-term.
- Keep Purple Tetra in a shoal of 8+ or it gets stressed and nippy.
- Spotfin Betta⚠️ With cautionSemi-aggressive · 5 cm · Medium care · 23–28 °C (73–82 °F)
- pH preferences only just meet (Malaysian Trumpet Snail 7–8 vs Spotfin Betta 4–6.5) — target the overlap and acclimate slowly.
- One likes softer water and the other harder (8–18 vs 0–5 dGH) — a compromise, not a perfect match.
- Tiger Shrimp⚠️ With cautionPeaceful · 3 cm · Hard care · 20–25 °C (68–77 °F)
- Water hardness preferences differ (Malaysian Trumpet Snail 8–18 vs Tiger Shrimp 0–6 dGH).
- Keep Tiger Shrimp in a shoal of 6+ or it gets stressed and nippy.
- Tucano Tetra⚠️ With cautionPeaceful · 1.7 cm · Hard care · 23–28 °C (73–82 °F)
- Different pH ranges (7–8 vs 4.5–6.5); doable if you sit in the shared band, but not ideal long-term.
- Water hardness preferences differ (Malaysian Trumpet Snail 8–18 vs Tucano Tetra 1–5 dGH).
- Keep Tucano Tetra in a shoal of 10+ or it gets stressed and nippy.
- Wine Red Betta⚠️ With cautionAggressive · 5 cm · Medium care · 24–28 °C (75–82 °F)
- Different pH ranges (7–8 vs 4–6.5); doable if you sit in the shared band, but not ideal long-term.
- Water hardness preferences differ (Malaysian Trumpet Snail 8–18 vs Wine Red Betta 0–4 dGH).
- Discus⛔ Not recommendedPeaceful · 20 cm · Hard care · 28–31 °C (82–88 °F)
- Temperature needs don't overlap (Malaysian Trumpet Snail 21–27 °C vs Discus 28–31 °C).
- Your 75 L tank is below the ~200 L this pairing really wants — crowding raises aggression.
- Keep Discus in a shoal of 6+ or it gets stressed and nippy.
Compatibility is computed from each species' care data — a strong starting point, not a guarantee. Individual temperament varies, so always introduce new fish slowly and watch them.
Malaysian Trumpet Snail care specs
- Care level
- Easy
- Breeding
- Easy
- Max size
- 3 cm (1.2 in)
- Min tank size
- 20 L (5.3 gal)
- Temperature
- 21–27 °C (70–81 °F)
- pH
- 7–8
- Hardness
- 8–18 dGH
- Lifespan
- 2–3 years
- Diet
- Omnivore
- Swim level
- Bottom
- Group size
- Best alone or in a pair
- Family
- Thiaridae
- Origin
- Tropical Africa and Asia; now widely distributed worldwide
What is a Malaysian Trumpet Snail?
The Malaysian trumpet snail (Melanoides tuberculata) is a small, cone-shaped freshwater snail that has earned a permanent place in the planted tank and shrimp hobby — not for its looks, but for what it does underfoot. Growing to about 3 cm (1.2 in), it sports a tightly wound spiral shell in tan to grey with reddish-brown mottled patterning that blends almost invisibly into sand or gravel. During daylight hours it lives below the surface, ploughing through the substrate; after lights-out it emerges to scavenge detritus, biofilm and uneaten food.
This is a livebearing species. Females can reproduce parthenogenetically — no male required — which is both the snail’s superpower and its most-cited liability. Feed the tank well and the colony expands; feed sensibly and numbers stay manageable. For the fishkeeper willing to control inputs, MTS are one of the most useful janitor organisms available at almost no cost.
Where do Malaysian Trumpet Snails come from?
Melanoides tuberculata is native to tropical Africa and Asia, with a natural range spanning from the Middle East and East Africa through South and Southeast Asia into China. It favours warm, shallow, hard-water habitats — irrigation channels, slow rivers, lake margins and rice paddies — where it burrows into soft mud or sand by day. Its tolerance of a wide range of conditions has also made it one of the most successfully established aquatic invaders on Earth; introduced populations now exist on every inhabited continent.
For the aquarist, the global range matters less than the habitat preference: warm, hard, alkaline water and a soft substrate to dig into. Give it those and it needs nothing else.
What size tank does a Malaysian Trumpet Snail need?
MTS will colonise virtually any tank size, but the listed minimum of 20 litres (5 gal) is a practical starting point for a small, stable colony. Larger tanks simply support larger populations without any management effort. There is no upper limit.
Tank shape matters more than volume. Because MTS are bottom-dwellers, footprint is king — a wide, shallow tank gives a greater surface area of substrate for them to work than a tall, narrow one of equivalent volume. Any standard community tank already qualifies. The substrate itself should be fine sand or small-grain gravel at least 2–5 cm (1–2 in) deep; this is what they were designed to tunnel through, and a coarse or bare-bottom tank removes their primary reason for being there.
A lid is technically optional — MTS rarely escape — but good practice in any well-kept aquarium.
What water parameters do Malaysian Trumpet Snails need?
- Temperature: 21–27 °C (70–81 °F). They can handle the cooler end of this range but thrive in the mid-20s alongside most tropical community fish.
- pH: 7.0–8.0. Neutral to moderately alkaline. Acidic water is the single biggest threat to shell health.
- Hardness: 8–18 dGH. Hard water supplies the calcium carbonate that builds and maintains the shell. Soft, acidic water causes the shell to thin, pit and eventually erode — affected snails become lethargic and die young.
If your tap water is already hard and alkaline, MTS will thrive with no intervention. In soft-water setups kept for fish like discus or cardinal tetras, MTS will struggle; they are a better fit for hard-water community tanks, African cichlid tanks or shrimp tanks using moderately hard remineralised water. A cuttlebone or crushed coral in the filter provides a gentle calcium buffer where needed.
What do Malaysian Trumpet Snails eat?
MTS are opportunistic omnivores that process whatever organic material is present in the substrate and on surfaces. Their diet in a typical aquarium includes:
- Biofilm and algae coating substrate particles, glass and hardscape
- Detritus — decaying plant matter, fish waste and organic mulm
- Uneaten fish food that sinks and would otherwise decompose and foul the water
- Occasionally soft plant roots, though well-fed MTS rarely damage healthy plants
They require no deliberate feeding in a stocked tank. In fact, deliberate feeding is the primary driver of population explosions: every extra scrap of food that reaches the bottom is a meal — and a signal to breed. If you want population control, the most effective tool is disciplined feeding of the other tank inhabitants, not anything done to the snails directly.
Are Malaysian Trumpet Snails aggressive — and what can live with them?
Malaysian trumpet snails are entirely peaceful and pose no threat to fish, shrimp or other invertebrates. They do not nip, compete for territory or disturb other animals. Their main interaction with tankmates is beneficial: aerating the substrate and consuming waste that would otherwise degrade water quality.
They are particularly well-suited to shrimp tanks (neocaridina, caridina), where they perform substrate maintenance without competing for food or predating shrimplets. They are equally compatible with any peaceful community fish — tetras, rasboras, corydoras, guppies, livebearers — that share similar hard, neutral-to-alkaline water preferences.
What to avoid: Snail-eating species are the obvious pairing to skip if you want to maintain a colony. Clown loaches, assassin snails, pea puffers and some cichlids will consume MTS readily, which can itself be a useful management strategy if the population has got out of hand, but should not be a surprise.
For a full breakdown of compatible species see Malaysian Trumpet Snail tank mates.
How do you tell male and female Malaysian Trumpet Snails apart?
You largely cannot — and in practice it does not matter. Externally, males and females are near-identical in shell shape, size and patterning. Females are parthenogenetic, meaning they can produce offspring without fertilisation; in many established aquarium populations, males are rare or entirely absent. Reproduction continues regardless.
If you are culling the population rather than expanding it, there is no benefit to sexing individuals. Simply remove snails by size or number as needed. If you observe a tiny white mass attached to the underside of the shell near the aperture, those are developing young — the female broods her offspring internally and releases them as miniature, fully formed snails, typically 10–60 per brood depending on conditions.
How do Malaysian Trumpet Snails breed?
Breeding is essentially automatic and rated easy — arguably the easiest of any aquarium animal. Females give birth to live young (ovoviviparity), carrying developing eggs inside the shell until the juveniles are ready to emerge as tiny, fully shelled snails around 1–2 mm long. No spawning ritual, no bubble nest, no egg-guarding. Young snails immediately begin burrowing and feeding.
The rate-limiting factor for population growth is food supply. In a tank with excess nutrients — overfeeding, heavy fish load, lots of decaying plant matter — numbers build quickly over weeks. In a lean, well-managed tank the population reaches a natural equilibrium. Practical controls include:
- Feeding fish only what is consumed in 2–3 minutes
- Manual removal of surplus snails weekly (they can be used as food for pea puffers or certain loaches)
- Trapping: drop a piece of blanched cucumber or zucchini at lights-out and remove it (covered in snails) the next morning
What are common Malaysian Trumpet Snail diseases?
MTS are hardy invertebrates with few true diseases, but there are two significant health concerns:
Shell erosion: The most common problem, caused by chronically soft or acidic water (pH below 7.0). The shell thins, develops pits and holes, and eventually the snail cannot sustain itself. Prevention is simply maintaining appropriate water hardness (8–18 dGH) and a pH of 7.0 or above. Supplementing calcium with cuttlebone or crushed coral prevents and reverses early-stage erosion.
Copper toxicity: MTS — and all invertebrates — are acutely sensitive to copper. Even trace levels of copper-based medications used for ich, velvet or other fish diseases will kill the entire snail population within hours. Never dose copper or copper-containing products in a tank with MTS unless you have removed all snails first. Check the ingredients of any water treatment or medication before adding it to the tank.
Health note: disease diagnosis in invertebrates can be tricky. Before making changes to water chemistry or adding any treatment, confirm the likely cause against a reputable aquarium-health source — the wrong intervention can do more harm than the original problem.
How long do Malaysian Trumpet Snails live?
In good conditions MTS live 2–3 years. Given that they reproduce continuously and self-replace within a colony, the lifespan of individual snails is rarely a practical concern — the colony persists and renews itself as long as conditions are suitable. Shell erosion from poor water chemistry is the most common reason a colony declines rather than outright old age.
A colony established in a well-maintained, hard-water community tank can sustain itself indefinitely, quietly aerating the substrate and consuming detritus year after year without any direct intervention beyond keeping the water in good shape.
Frequently asked questions
Will Malaysian trumpet snails take over my tank?
They can multiply quickly if the tank is over-fed, because food supply drives population size. Keep feeding portions in check, remove excess snails manually, and the colony stays manageable. Assassin snails or loaches can help knock numbers back if it gets out of hand. A moderate population is actually beneficial — they rarely cause problems in a well-maintained tank.
Why do Malaysian trumpet snails bury themselves during the day?
They are nocturnal and spend daylight hours ploughing through the top layer of substrate, which aerates it and prevents the anaerobic pockets that build up hydrogen sulphide in deep sand beds. At lights-out they emerge to scavenge the surface. This burrowing habit is exactly why many planted-tank and shrimp keepers deliberately add them.
What you need to keep a malaysian trumpet snail
The baseline is a heated, filtered 20 L+ tank: a reliable heater to hold 21–27 °C (70–81 °F), a gentle filter that won't batter a malaysian trumpet snail in the current, and a tight-fitting lid. Cycle the tank fully before adding any fish.
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