Can Buccochromis rhoadesii and Red Tailed Redeye Puffer Live Together?
Buccochromis rhoadesii and Red Tailed Redeye Puffer are not recommended as tank mates due to conflicting pH requirements and 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
Can your tank handle Buccochromis rhoadesii and Red Tailed Redeye Puffer?
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.
Behaviour & Temperament
Buccochromis rhoadesii is a semi-aggressive species (8/10), while Red Tailed Redeye Puffer is moderately assertive (6/10). This modest difference means Buccochromis rhoadesii may occasionally assert dominance over Red Tailed Redeye Puffer.
Buccochromis rhoadesii and Red Tailed Redeye Puffer 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.
There is a critical concern: the Piscivore (Eats small/nano fish) behaviour of one fish directly conflicts with the Nano / Bite-sized (Predation Risk) trait of the other — piscivorous fish will prey on nano-sized tank mates..
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 28°C. Aim for the midpoint of this range (around 26.0°C) for optimal comfort.
The pH requirements of Buccochromis rhoadesii (7.8–8.6) and Red Tailed Redeye Puffer (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 Buccochromis rhoadesii and Red Tailed Redeye Puffer together, plan for an aquarium of at least 600 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), Plants - Densely covered, Leaf Litter/Blackwater. 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
Buccochromis rhoadesii and Red Tailed Redeye Puffer 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 Buccochromis rhoadesii and Red Tailed Redeye Puffer.
Frequently Asked Questions
Can Buccochromis rhoadesii and Red Tailed Redeye Puffer live together?
No. This combination is not recommended. Key incompatibilities — such as critical behavioural conflicts — make cohabitation unsafe.
What size tank do Buccochromis rhoadesii and Red Tailed Redeye Puffer need?
A minimum of 600 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 Buccochromis rhoadesii and Red Tailed Redeye Puffer 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 Buccochromis rhoadesii or Red Tailed Redeye Puffer aggressive?
Buccochromis rhoadesii is semi-aggressive (8/10) and Red Tailed Redeye Puffer is moderately assertive (6/10). Their similar temperaments generally lead to a peaceful coexistence.
What pH do Buccochromis rhoadesii and Red Tailed Redeye Puffer need?
Their pH requirements do not overlap. Buccochromis rhoadesii prefers 7.8–8.6, while Red Tailed Redeye Puffer needs 6–7.5. This makes them incompatible in the same water chemistry.
Will Red Tailed Redeye Puffer nip Buccochromis rhoadesii's fins?
Red Tailed Redeye Puffer is a known fin nipper. If Buccochromis rhoadesii has long or flowing fins, there is a real risk of fin damage. Keeping Red Tailed Redeye Puffer in a larger group can help redirect nipping behaviour toward conspecifics.
How do I manage Buccochromis rhoadesii's territorial behaviour?
Provide line-of-sight breaks using rocks, driftwood, and dense planting. A larger tank gives Buccochromis rhoadesii 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.
Shared setup supplies
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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
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