Can Chili Rasbora and Featherfin Squeaker Live Together?

Not Recommended

Chili Rasbora and Featherfin Squeaker 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

Chili Rasbora

Boraras brigittae

Featherfin Squeaker

Synodontis eupterus

🐠Family Group
Chili Rasbora
Cyprinids
Featherfin Squeaker
Catfish
Temperament
Chili Rasbora
Peaceful (0/10)
Featherfin Squeaker
Semi-Aggressive (5/10)
Temperature
βœ“ Compatible
Chili Rasbora
24–28Β°C
Featherfin Squeaker
22–27Β°C
pH Range
βœ“ Compatible
Chili Rasbora
4–7
Featherfin Squeaker
6.5–8
Hardness (dGH)
βœ“ Compatible
Chili Rasbora
1–10
Featherfin Squeaker
8–20
Water Type
βœ“ Compatible
Chili Rasbora
Freshwater Only
Featherfin Squeaker
Freshwater Only
Flow Preference
βœ“ Compatible
Chili Rasbora
Low
Featherfin Squeaker
Moderate
Min Tank Volume
Combined: 200 L
Chili Rasbora
19 L
Featherfin Squeaker
200 L
Swimming Level
Shared: 1 zone
Chili Rasbora
MiddleTop
Featherfin Squeaker
BottomMiddle
🏷️Behavior Tags
Chili Rasbora
Nano / Bite-sized (Predation Risk)Hyperactive / Fast SwimmerShy / Slow Moving (Easily Stressed)
Featherfin Squeaker
NocturnalTerritorial (Defends specific area)Piscivore (Eats small/nano fish)Aggressive to same species/look-alikes
Stocking calculator

Can your tank handle Chili Rasbora and Featherfin Squeaker?

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.

Chili Rasbora
Featherfin Squeaker
Test both in my tank

Behaviour & Temperament

Chili Rasbora is a peaceful species (0/10), while Featherfin Squeaker is moderately assertive (5/10). This notable difference means Featherfin Squeaker may occasionally assert dominance over Chili Rasbora.

Chili Rasbora and Featherfin Squeaker both frequent the Middle (Open Water) 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 β€” piscivorous fish will prey on nano-sized tank mates..

Worth noting: Featherfin Squeaker is nocturnal and will be most active after lights-out, naturally reducing daytime encounters.

Water Parameters

The safe temperature window for both species falls between 24Β°C and 27Β°C. Aim for the midpoint of this range (around 25.5Β°C) for optimal comfort.

Both fish can tolerate a pH between 6.5 and 7. Maintaining a stable value within this band is more important than hitting an exact number.

For general hardness, the shared comfort zone is 8–10 dGH. Regular testing will ensure conditions stay within this range.

Tank Setup

To house Chili Rasbora and Featherfin Squeaker together, plan for an aquarium of at least 200 litres with a minimum length of 120 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: Plants - Densely covered, Plants - Floating, Leaf Litter/Blackwater, Driftwood (Digestion/Hiding), Sand (Sifters), Smooth Gravel (Sensitive Barbels). Meeting these requirements will help both species thrive.

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

Suitable Tank Sizes

Standard aquarium sizes large enough for both Chili Rasbora and Featherfin Squeaker.

Show 5 more tank sizes

Frequently Asked Questions

Can Chili Rasbora and Featherfin Squeaker live together?

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

What size tank do Chili Rasbora and Featherfin Squeaker need?

A minimum of 200 litres (tank length at least 120 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 Chili Rasbora and Featherfin Squeaker together?

Keep the aquarium between 24Β°C and 27Β°C. A target of around 25.5Β°C sits comfortably within both species' preferred ranges.

Are Chili Rasbora or Featherfin Squeaker aggressive?

Chili Rasbora is peaceful (0/10) and Featherfin Squeaker is moderately assertive (5/10). The gap in aggression levels means the calmer fish may experience stress from the more assertive one.

What pH do Chili Rasbora and Featherfin Squeaker need?

Both species overlap in the 6.5–7 pH range. Consistency is key β€” avoid sudden swings, and test regularly to stay within this window.

How do I manage Featherfin Squeaker's territorial behaviour?

Provide line-of-sight breaks using rocks, driftwood, and dense planting. A larger tank gives Featherfin Squeaker space to claim a territory without encroaching on the other fish's area. Adding dΓ©cor that divides the tank into distinct zones works especially well.

Does Featherfin Squeaker being nocturnal affect compatibility?

Featherfin Squeaker 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 Featherfin Squeaker during evening hours.


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