Can Malaysian Trumpet Snail (MTS) and Monster Wolf Fish (Aimara) Live Together?

Reviewed by Guidarium Editorial DeskUpdated May 6, 2026
Not Recommended

Malaysian Trumpet Snail (MTS) and Monster Wolf Fish (Aimara) are not recommended as tank mates due to piscivorous fish will prey on nano-sized tank mates.. Housing these species together is likely to result in stress, health problems, or direct harm to one or both fish.


At a Glance

Malaysian Trumpet Snail (MTS)

Melanoides tuberculata

Monster Wolf Fish (Aimara)

Hoplias aimara

🐠Family Group
Malaysian Trumpet Snail (MTS)
Invertebrates
Monster Wolf Fish (Aimara)
Oddballs
Temperament
Malaysian Trumpet Snail (MTS)
Peaceful (0/10)
Monster Wolf Fish (Aimara)
Highly Aggressive (10/10)
Temperature
✓ Compatible
Malaysian Trumpet Snail (MTS)
18–32°C
Monster Wolf Fish (Aimara)
23–28°C
pH Range
✓ Compatible
Malaysian Trumpet Snail (MTS)
7–8.5
Monster Wolf Fish (Aimara)
6–7.5
Hardness (dGH)
✓ Compatible
Malaysian Trumpet Snail (MTS)
8–25
Monster Wolf Fish (Aimara)
2–15
Water Type
✓ Compatible
Malaysian Trumpet Snail (MTS)
Brackish Tolerant
Monster Wolf Fish (Aimara)
Freshwater Only
Flow Preference
✗ No overlap
Malaysian Trumpet Snail (MTS)
Low
Monster Wolf Fish (Aimara)
High
Min Tank Volume
Combined: 1500 L
Malaysian Trumpet Snail (MTS)
5 L
Monster Wolf Fish (Aimara)
1500 L
Swimming Level
Shared: 1 zone
Malaysian Trumpet Snail (MTS)
Bottom
Monster Wolf Fish (Aimara)
MiddleBottom
🏷️Behavior Tags
Malaysian Trumpet Snail (MTS)
Nano / Bite-sized (Predation Risk)Digger (Disturbs Substrate)Nocturnal
Monster Wolf Fish (Aimara)
Piscivore (Eats small/nano fish)Generally AggressiveAggressive to same species/look-alikesTerritorial (Defends specific area)Jumper (Lid Required)Hyperactive / Fast Swimmer
Stocking calculator

Can your tank handle Malaysian Trumpet Snail (MTS) and Monster Wolf Fish (Aimara)?

Compatibility is only part of the answer. Test both fish with your real tank size, current stock, and maintenance needs to see if you have enough space and a safe stocking level before you add them.

Malaysian Trumpet Snail (MTS)
Monster Wolf Fish (Aimara)
Test both in my tank

Behaviour & Temperament

Malaysian Trumpet Snail (MTS) is a peaceful species (0/10), while Monster Wolf Fish (Aimara) is highly aggressive (10/10). This notable difference means Monster Wolf Fish (Aimara) may occasionally assert dominance over Malaysian Trumpet Snail (MTS).

Large aggression gap (10 points) between Malaysian Trumpet Snail (MTS) and Monster Wolf Fish (Aimara) increases stress risk for the more peaceful fish.

Malaysian Trumpet Snail (MTS) and Monster Wolf Fish (Aimara) both frequent the Bottom (Substrate) region of the setup. This overlap can increase competition for space, so providing ample room and cover is important to keep both species comfortable.

There is a critical concern: the Nano / Bite-sized (Predation Risk) behaviour of one fish directly conflicts with the Piscivore (Eats small/nano fish) trait of the other — piscivorous fish will prey on nano-sized tank mates..

Worth noting: Malaysian Trumpet Snail (MTS) is nocturnal and will be most active after lights-out, naturally reducing daytime encounters. Also, Monster Wolf Fish (Aimara) is a known jumper, so a tight-fitting lid is essential.

Water Parameters

The safe temperature window for both species falls between 23°C and 28°C. Aim for the midpoint of this range (around 25.5°C) for optimal comfort.

Both fish can tolerate a pH between 7 and 7.5. Maintaining a stable value within this band is more important than hitting an exact number.

For general hardness, the shared comfort zone is 8–15 dGH. Regular testing will ensure conditions stay within this range.

Tank Setup

To house Malaysian Trumpet Snail (MTS) and Monster Wolf Fish (Aimara) together, plan for an aquarium of at least 1500 litres with a minimum length of 240 cm. This recommendation combines the stricter species minimums with a community-load allowance so the pairing has realistic long-term space and filtration headroom.

Providing a mix of open swimming space and sheltered areas with rocks, driftwood, or plants will keep both species comfortable and allow natural behaviour.

Specific environmental needs for this combination include: Sand (Sifters), Soil / Nutrient Rich, Smooth Gravel (Sensitive Barbels), Driftwood (Digestion/Hiding). Meeting these requirements will help both species thrive.

Note a potential conflict in setup requirements: Malaysian Trumpet Snail (MTS) requires Soil / Nutrient Rich, while Monster Wolf Fish (Aimara) requires Smooth Gravel (Sensitive Barbels). These substrate types may be difficult to provide simultaneously. Compromise where possible or prioritise the more critical need.

Malaysian Trumpet Snail (MTS) prefers Low (Still Water) flow while Monster Wolf Fish (Aimara) needs High (River/Stream) flow. Consider positioning filter outlets and using baffles to create zones of different current intensity within the same tank.

Why This Pairing Usually Fails in Practice

Malaysian Trumpet Snail (MTS) and Monster Wolf Fish (Aimara) are the kind of pair that can look acceptable in a shop but become a maintenance problem at home. The main risk is not a single number in the chart; it is the way incompatible behavior, water needs, or pressure on space compounds over time once both fish are established in the same tank.

Frequently Asked Questions

Can Malaysian Trumpet Snail (MTS) and Monster Wolf Fish (Aimara) live together?

No. This combination is not recommended. Key incompatibilities — such as critical behavioural conflicts — make cohabitation unsafe.

What size tank do Malaysian Trumpet Snail (MTS) and Monster Wolf Fish (Aimara) need?

A minimum of 1500 litres (tank length at least 240 cm) is recommended. This provides enough space for both species to establish their own areas and reduces the likelihood of territorial disputes.

What water temperature is best for Malaysian Trumpet Snail (MTS) and Monster Wolf Fish (Aimara) together?

Keep the aquarium between 23°C and 28°C. A target of around 25.5°C sits comfortably within both species' preferred ranges.

Are Malaysian Trumpet Snail (MTS) or Monster Wolf Fish (Aimara) aggressive?

Malaysian Trumpet Snail (MTS) is peaceful (0/10) and Monster Wolf Fish (Aimara) is highly aggressive (10/10). The gap in aggression levels means the calmer fish may experience stress from the more assertive one.

What pH do Malaysian Trumpet Snail (MTS) and Monster Wolf Fish (Aimara) need?

Both species overlap in the 7–7.5 pH range. Consistency is key — avoid sudden swings, and test regularly to stay within this window.

How do I manage Monster Wolf Fish (Aimara)'s territorial behaviour?

Provide line-of-sight breaks using rocks, driftwood, and dense planting. A larger tank gives Monster Wolf Fish (Aimara) space to claim a territory without encroaching on the other fish's area. Adding décor that divides the tank into distinct zones works especially well.

Does Malaysian Trumpet Snail (MTS) being nocturnal affect compatibility?

Malaysian Trumpet Snail (MTS) is most active after lights-out, which naturally reduces daytime encounters with its tank mate. This can actually be beneficial, as both fish get undisturbed time to feed and explore. Just ensure food reaches Malaysian Trumpet Snail (MTS) during evening hours.

Editorial Review

Guidarium Editorial Desk

Reviewed against Guidarium care, stocking, and compatibility standards. Read the editorial policy.

Last reviewed
May 6, 2026
Last updated
May 6, 2026
Issues or corrections?
Contact the editorial team

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