Can Afra Cichlid and Red Tail Barracuda Live Together?

Reviewed by Guidarium Editorial DeskUpdated May 11, 2026
Not Recommended

Afra Cichlid and Red Tail Barracuda 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

Red Tail Barracuda

Acestrorhynchus falcatus

🐠Family Group
Afra Cichlid
Cichlids - African
Red Tail Barracuda
Characins
Temperament
Afra Cichlid
Aggressive (8/10)
Red Tail Barracuda
Aggressive (7/10)
Temperature
✓ Compatible
Afra Cichlid
24–28°C
Red Tail Barracuda
24–28°C
pH Range
✗ No overlap
Afra Cichlid
7.6–8.6
Red Tail Barracuda
6–7.5
Hardness (dGH)
✓ Compatible
Afra Cichlid
10–25
Red Tail Barracuda
2–15
Water Type
✓ Compatible
Afra Cichlid
Freshwater Only
Red Tail Barracuda
Freshwater Only
Flow Preference
✓ Compatible
Afra Cichlid
Moderate
Red Tail Barracuda
High
Min Tank Volume
Combined: 450 L
Afra Cichlid
200 L
Red Tail Barracuda
450 L
Swimming Level
Shared: 1 zone
Afra Cichlid
MiddleBottom
Red Tail Barracuda
TopMiddle
🏷️Behavior Tags
Afra Cichlid
Generally AggressiveAggressive to same species/look-alikesTerritorial (Defends specific area)Digger (Disturbs Substrate)Plant DestroyerFry PredatorHyperactive / Fast Swimmer
Red Tail Barracuda
Piscivore (Eats small/nano fish)Hyperactive / Fast SwimmerJumper (Lid Required)Shrimp EaterShy / Slow Moving (Easily Stressed)
Stocking calculator

Can your tank handle Afra Cichlid and Red Tail Barracuda?

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
Red Tail Barracuda
Test both in my tank

Behaviour & Temperament

Afra Cichlid is a semi-aggressive species (8/10), while Red Tail Barracuda is semi-aggressive (7/10). This modest difference means Afra Cichlid may occasionally assert dominance over Red Tail Barracuda.

Both Afra Cichlid and Red Tail Barracuda are highly aggressive, increasing the risk of violent confrontations.

Afra Cichlid and Red Tail Barracuda 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.

Additional behavioural considerations to keep in mind: Aggressive fish may bully and stress shy, slow-moving species. Hyperactive swimmers can stress shy, slow-moving species through constant motion.

Worth noting: Red Tail Barracuda 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 Red Tail Barracuda (6–7.5) 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 Red Tail Barracuda together, plan for an aquarium of at least 450 litres with a minimum length of 150 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 Red Tail Barracuda 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 Red Tail Barracuda.

Frequently Asked Questions

Can Afra Cichlid and Red Tail Barracuda 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 Red Tail Barracuda need?

A minimum of 450 litres (tank length at least 150 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 Red Tail Barracuda 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 Red Tail Barracuda aggressive?

Afra Cichlid is semi-aggressive (8/10) and Red Tail Barracuda is semi-aggressive (7/10). Their similar temperaments generally lead to a peaceful coexistence.

What pH do Afra Cichlid and Red Tail Barracuda need?

Their pH requirements do not overlap. Afra Cichlid prefers 7.6–8.6, while Red Tail Barracuda needs 6–7.5. 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.

Editorial Review

Guidarium Editorial Desk

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

Last reviewed
May 11, 2026
Last updated
May 11, 2026
Issues or corrections?
Contact the editorial team

Related Comparisons