Can Apistogramma Mouthbrooder (Maulbrüter) and Featherfin Cichlid Live Together?

Reviewed by Guidarium Editorial DeskUpdated May 4, 2026
Not Recommended

Apistogramma Mouthbrooder (Maulbrüter) and Featherfin Cichlid are not recommended as tank mates due to conflicting pH requirements and incompatible hardness ranges. Housing these species together is likely to result in stress, health problems, or direct harm to one or both fish.


At a Glance

Apistogramma Mouthbrooder (Maulbrüter)

Apistogramma barlowi

Featherfin Cichlid

Cyathopharynx furcifer

🐠Family Group
Apistogramma Mouthbrooder (Maulbrüter)
Cichlids - South American
Featherfin Cichlid
Cichlids - African
Temperament
Apistogramma Mouthbrooder (Maulbrüter)
Semi-Aggressive (6/10)
Featherfin Cichlid
Semi-Aggressive (6/10)
Temperature
✓ Compatible
Apistogramma Mouthbrooder (Maulbrüter)
24–28°C
Featherfin Cichlid
24–27°C
pH Range
✗ No overlap
Apistogramma Mouthbrooder (Maulbrüter)
4.5–6.8
Featherfin Cichlid
8–9.2
Hardness (dGH)
✗ No overlap
Apistogramma Mouthbrooder (Maulbrüter)
1–8
Featherfin Cichlid
10–25
Water Type
✓ Compatible
Apistogramma Mouthbrooder (Maulbrüter)
Freshwater Only
Featherfin Cichlid
Freshwater Only
Flow Preference
✓ Compatible
Apistogramma Mouthbrooder (Maulbrüter)
Low
Featherfin Cichlid
Moderate
Min Tank Volume
Combined: 683 L
Apistogramma Mouthbrooder (Maulbrüter)
60 L
Featherfin Cichlid
550 L
Swimming Level
Shared: 2 zones
Apistogramma Mouthbrooder (Maulbrüter)
MiddleBottom
Featherfin Cichlid
MiddleBottom
🏷️Behavior Tags
Apistogramma Mouthbrooder (Maulbrüter)
Territorial (Defends specific area)Aggressive to same species/look-alikesShrimp EaterFry PredatorDigger (Disturbs Substrate)
Featherfin Cichlid
Digger (Disturbs Substrate)Territorial (Defends specific area)Aggressive to same species/look-alikesHyperactive / Fast Swimmer
Stocking calculator

Can your tank handle Apistogramma Mouthbrooder (Maulbrüter) and Featherfin Cichlid?

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.

Apistogramma Mouthbrooder (Maulbrüter)
Featherfin Cichlid
Test both in my tank

Behaviour & Temperament

Both Apistogramma Mouthbrooder (Maulbrüter) and Featherfin Cichlid are moderately assertive species with an aggression score of 6/10. Their matching temperaments mean neither fish is likely to dominate the other in a shared aquarium.

Apistogramma Mouthbrooder (Maulbrüter) and Featherfin Cichlid 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.

Additional behavioural considerations to keep in mind: Two territorial species may clash over territory, especially in smaller tanks.

Water Parameters

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

The pH requirements of Apistogramma Mouthbrooder (Maulbrüter) (4.5–6.8) and Featherfin Cichlid (8–9.2) do not overlap, making it impossible to satisfy both species simultaneously.

Hardness requirements are incompatible: Apistogramma Mouthbrooder (Maulbrüter) needs 1–8 dGH while Featherfin Cichlid requires 10–25 dGH.

Tank Setup

To house Apistogramma Mouthbrooder (Maulbrüter) and Featherfin Cichlid together, plan for an aquarium of at least 683 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), Driftwood (Digestion/Hiding), Leaf Litter/Blackwater. 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.

Why This Pairing Usually Fails in Practice

Apistogramma Mouthbrooder (Maulbrüter) and Featherfin Cichlid 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 Apistogramma Mouthbrooder (Maulbrüter) and Featherfin Cichlid live together?

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

What size tank do Apistogramma Mouthbrooder (Maulbrüter) and Featherfin Cichlid need?

A minimum of 683 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 Apistogramma Mouthbrooder (Maulbrüter) and Featherfin Cichlid together?

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

Are Apistogramma Mouthbrooder (Maulbrüter) or Featherfin Cichlid aggressive?

Apistogramma Mouthbrooder (Maulbrüter) is moderately assertive (6/10) and Featherfin Cichlid is moderately assertive (6/10). Their similar temperaments generally lead to a peaceful coexistence.

What pH do Apistogramma Mouthbrooder (Maulbrüter) and Featherfin Cichlid need?

Their pH requirements do not overlap. Apistogramma Mouthbrooder (Maulbrüter) prefers 4.5–6.8, while Featherfin Cichlid needs 8–9.2. This makes them incompatible in the same water chemistry.

How do I manage Apistogramma Mouthbrooder (Maulbrüter)'s territorial behaviour?

Provide line-of-sight breaks using rocks, driftwood, and dense planting. A larger tank gives Apistogramma Mouthbrooder (Maulbrüter) 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.

Editorial Review

Guidarium Editorial Desk

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

Last reviewed
May 4, 2026
Last updated
May 4, 2026
Issues or corrections?
Contact the editorial team

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