Can Filament Barb and Tinfoil Barb Live Together?

Ideal Tank Mates

Yes, Filament Barb and Tinfoil Barb are ideal tank mates. Both species share compatible water parameters and peaceful temperaments, making them well-suited for a community aquarium. A minimum tank size of 680 litres is recommended.


At a Glance

Filament Barb

Dawkinsia filamentosa

Tinfoil Barb

Barbonymus schwanenfeldii

🐟Family Group
Filament Barb
Cyprinids
Tinfoil Barb
Cyprinids
Temperament
Filament Barb
Mostly Peaceful (4/10)
Tinfoil Barb
Mostly Peaceful (3/10)
Temperature
✓ Compatible
Filament Barb
20–26°C
Tinfoil Barb
22–28°C
pH Range
✓ Compatible
Filament Barb
6–7.5
Tinfoil Barb
6.5–7.5
Hardness (dGH)
✓ Compatible
Filament Barb
4–15
Tinfoil Barb
2–15
Water Type
✓ Compatible
Filament Barb
Freshwater Only
Tinfoil Barb
Freshwater Only
Flow Preference
✓ Compatible
Filament Barb
High
Tinfoil Barb
High
Min Tank Volume
Combined: 680 L
Filament Barb
240 L
Tinfoil Barb
680 L
Swimming Level
Shared: 2 zones
Filament Barb
MiddleBottom
Tinfoil Barb
MiddleBottom
🏷️Behavior Tags
Filament Barb
Hyperactive / Fast SwimmerFin NipperJumper (Lid Required)Plant Destroyer
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 Filament Barb 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.

Filament Barb
Tinfoil Barb
Test both in my tank

Behaviour & Temperament

Filament Barb is a generally mild-mannered species (4/10), while Tinfoil Barb is generally mild-mannered (3/10). This modest difference means Filament Barb may occasionally assert dominance over Tinfoil Barb.

Filament Barb 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: Filament Barb is a known jumper, so a tight-fitting lid is essential.

Water Parameters

The safe temperature window for both species falls between 22°C and 26°C. Aim for the midpoint of this range (around 24.0°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 Filament Barb 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.

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: Smooth Gravel (Sensitive Barbels), Driftwood (Digestion/Hiding). Meeting these requirements will help both species thrive.

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

Suitable Tank Sizes

Standard aquarium sizes large enough for both Filament Barb and Tinfoil Barb.

Frequently Asked Questions

Can Filament Barb and Tinfoil Barb live together?

Yes. Filament Barb and Tinfoil Barb are considered ideal tank mates. Their water parameters, temperaments, and behaviour profiles are well matched for a community aquarium.

What size tank do Filament Barb 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 Filament Barb and Tinfoil Barb together?

Keep the aquarium between 22°C and 26°C. A target of around 24.0°C sits comfortably within both species' preferred ranges.

Are Filament Barb or Tinfoil Barb aggressive?

Filament Barb is generally mild-mannered (4/10) and Tinfoil Barb is generally mild-mannered (3/10). Their similar temperaments generally lead to a peaceful coexistence.

What pH do Filament Barb 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 Filament Barb nip Tinfoil Barb's fins?

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


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