Can Amazon Puffer and Tinfoil Barb Live Together?

Possible with Caution

Keeping Amazon Puffer and Tinfoil Barb together is possible but requires caution, though some care is needed. Provide a spacious tank of at least 680 litres with plenty of hiding spots to reduce stress. Monitor behaviour closely, especially during the first few weeks.


At a Glance

Amazon Puffer

Colomesus asellus

Tinfoil Barb

Barbonymus schwanenfeldii

🐠Family Group
Amazon Puffer
Puffers
Tinfoil Barb
Cyprinids
Temperament
Amazon Puffer
Mostly Peaceful (3/10)
Tinfoil Barb
Mostly Peaceful (3/10)
Temperature
✓ Compatible
Amazon Puffer
22–28°C
Tinfoil Barb
22–28°C
pH Range
✓ Compatible
Amazon Puffer
5.5–7.5
Tinfoil Barb
6.5–7.5
Hardness (dGH)
✓ Compatible
Amazon Puffer
4–15
Tinfoil Barb
2–15
Water Type
✓ Compatible
Amazon Puffer
Freshwater Only
Tinfoil Barb
Freshwater Only
Flow Preference
✓ Compatible
Amazon Puffer
Moderate
Tinfoil Barb
High
Min Tank Volume
Combined: 680 L
Amazon Puffer
80 L
Tinfoil Barb
680 L
Swimming Level
Shared: 2 zones
Amazon Puffer
MiddleBottomTop
Tinfoil Barb
MiddleBottom
🏷️Behavior Tags
Amazon Puffer
Snail EaterFin NipperHyperactive / Fast SwimmerJumper (Lid Required)Shrimp EaterNocturnal
Tinfoil Barb
Hyperactive / Fast SwimmerPiscivore (Eats small/nano fish)Plant DestroyerJumper (Lid Required)Shrimp EaterAggressive Eater (Starves shy fish)
Stocking calculator

Can your tank handle Amazon Puffer and Tinfoil Barb?

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.

Amazon Puffer
Tinfoil Barb
Test both in my tank

Behaviour & Temperament

Both Amazon Puffer and Tinfoil Barb are generally mild-mannered species with an aggression score of 3/10. Their matching temperaments mean neither fish is likely to dominate the other in a shared aquarium.

Amazon Puffer and Tinfoil Barb both frequent the Middle (Open Water) and 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.

Worth noting: Amazon Puffer is nocturnal and will be most active after lights-out, naturally reducing daytime encounters. Also, Amazon Puffer is a known jumper, so a tight-fitting lid is essential.

To improve the chances of a peaceful coexistence in this community tank: Keep fin nippers in larger groups to distribute nipping behaviour among conspecifics rather than tank mates.

Water Parameters

The safe temperature window for both species falls between 22°C and 28°C. Aim for the midpoint of this range (around 25.0°C) for optimal comfort.

Both fish can tolerate a pH between 6.5 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 4–15 dGH. Regular testing will ensure conditions stay within this range.

Tank Setup

To house Amazon Puffer and Tinfoil Barb together, plan for an aquarium of at least 680 litres with a minimum length of 180 cm. This recommendation combines the stricter species minimums with a community-load allowance so the pairing has realistic long-term space and filtration headroom.

Because this pairing requires extra vigilance, include plenty of hiding spots — caves, driftwood, and dense plant clusters — so the less dominant fish can retreat when needed.

Specific environmental needs for this combination include: Sand (Sifters), Driftwood (Digestion/Hiding), Plants - Densely covered, Shells (Breeding/Hiding), Smooth Gravel (Sensitive Barbels). Meeting these requirements will help both species thrive.

Note a potential conflict in setup requirements: Tinfoil Barb is a plant destroyer, which conflicts with Amazon Puffer's requirement for live plants. Compromise where possible or prioritise the more critical need.

Both species do well with moderate (standard) water movement, so a standard filtration setup rated for the tank volume should suffice.

Suitable Tank Sizes

Standard aquarium sizes large enough for both Amazon Puffer and Tinfoil Barb.

Frequently Asked Questions

Can Amazon Puffer and Tinfoil Barb live together?

They can coexist, but the pairing requires careful monitoring. Provide ample space (at least 680 litres), plenty of hiding spots, and watch for signs of stress or aggression.

What size tank do Amazon Puffer and Tinfoil Barb need?

A minimum of 680 litres (tank length at least 180 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 Amazon Puffer and Tinfoil Barb together?

Keep the aquarium between 22°C and 28°C. A target of around 25.0°C sits comfortably within both species' preferred ranges.

Are Amazon Puffer or Tinfoil Barb aggressive?

Amazon Puffer is generally mild-mannered (3/10) and Tinfoil Barb is generally mild-mannered (3/10). Their similar temperaments generally lead to a peaceful coexistence.

What pH do Amazon Puffer and Tinfoil Barb need?

Both species overlap in the 6.5–7.5 pH range. Consistency is key — avoid sudden swings, and test regularly to stay within this window.

Will Amazon Puffer nip Tinfoil Barb's fins?

Amazon Puffer is a known fin nipper. If Tinfoil Barb has long or flowing fins, there is a real risk of fin damage. Keeping Amazon Puffer in a larger group can help redirect nipping behaviour toward conspecifics.

Does Amazon Puffer being nocturnal affect compatibility?

Amazon Puffer 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 Amazon Puffer during evening hours.


Related Comparisons