Can Afra Cichlid and Guinean Bichir Live Together?

Reviewed by Guidarium Editorial DeskUpdated May 6, 2026
Not Recommended

Afra Cichlid and Guinean Bichir are not recommended as tank mates due to conflicting pH requirements. Housing these species together is likely to result in stress, health problems, or direct harm to one or both fish.


At a Glance

Afra Cichlid

Cynotilapia afra

Guinean Bichir

Polypterus ansorgii

🐠Family Group
Afra Cichlid
Cichlids - African
Guinean Bichir
Oddballs
Temperament
Afra Cichlid
Aggressive (8/10)
Guinean Bichir
Semi-Aggressive (5/10)
Temperature
✓ Compatible
Afra Cichlid
24–28°C
Guinean Bichir
24–28°C
pH Range
✗ No overlap
Afra Cichlid
7.6–8.6
Guinean Bichir
6.5–7.5
Hardness (dGH)
✓ Compatible
Afra Cichlid
10–25
Guinean Bichir
5–15
Water Type
✓ Compatible
Afra Cichlid
Freshwater Only
Guinean Bichir
Freshwater Only
Flow Preference
✓ Compatible
Afra Cichlid
Moderate
Guinean Bichir
Low
Min Tank Volume
Combined: 680 L
Afra Cichlid
200 L
Guinean Bichir
680 L
Swimming Level
Shared: 1 zone
Afra Cichlid
MiddleBottom
Guinean Bichir
Bottom
🏷️Behavior Tags
Afra Cichlid
Generally AggressiveAggressive to same species/look-alikesTerritorial (Defends specific area)Digger (Disturbs Substrate)Plant DestroyerFry PredatorHyperactive / Fast Swimmer
Guinean Bichir
Piscivore (Eats small/nano fish)Jumper (Lid Required)Nocturnal
Stocking calculator

Can your tank handle Afra Cichlid and Guinean Bichir?

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.

Afra Cichlid
Guinean Bichir
Test both in my tank

Behaviour & Temperament

Afra Cichlid is a semi-aggressive species (8/10), while Guinean Bichir is moderately assertive (5/10). This modest difference means Afra Cichlid may occasionally assert dominance over Guinean Bichir.

Afra Cichlid and Guinean Bichir 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.

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

Water Parameters

The safe temperature window for both species falls between 24°C and 28°C. Aim for the midpoint of this range (around 26.0°C) for optimal comfort.

The pH requirements of Afra Cichlid (7.6–8.6) and Guinean Bichir (6.5–7.5) do not overlap, making it impossible to satisfy both species simultaneously.

For general hardness, the shared comfort zone is 10–15 dGH. Regular testing will ensure conditions stay within this range.

Tank Setup

To house Afra Cichlid and Guinean Bichir 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: Sand (Sifters), Established Algae (Otocinclus), Smooth Gravel (Sensitive Barbels), Driftwood (Digestion/Hiding), Plants - Floating. Meeting these requirements will help both species thrive.

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

Why This Pairing Usually Fails in Practice

Afra Cichlid and Guinean Bichir 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.

Suitable Tank Sizes

Standard aquarium sizes large enough for both Afra Cichlid and Guinean Bichir.

Frequently Asked Questions

Can Afra Cichlid and Guinean Bichir live together?

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

What size tank do Afra Cichlid and Guinean Bichir 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 Afra Cichlid and Guinean Bichir together?

Keep the aquarium between 24°C and 28°C. A target of around 26.0°C sits comfortably within both species' preferred ranges.

Are Afra Cichlid or Guinean Bichir aggressive?

Afra Cichlid is semi-aggressive (8/10) and Guinean Bichir is moderately assertive (5/10). Their similar temperaments generally lead to a peaceful coexistence.

What pH do Afra Cichlid and Guinean Bichir need?

Their pH requirements do not overlap. Afra Cichlid prefers 7.6–8.6, while Guinean Bichir needs 6.5–7.5. This makes them incompatible in the same water chemistry.

How do I manage Afra Cichlid's territorial behaviour?

Provide line-of-sight breaks using rocks, driftwood, and dense planting. A larger tank gives Afra Cichlid 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 Guinean Bichir being nocturnal affect compatibility?

Guinean Bichir 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 Guinean Bichir 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
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