Can Green Neon Tetra and Sajica Cichlid (T-Bar Cichlid) Live Together?
Green Neon Tetra and Sajica Cichlid (T-Bar Cichlid) 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
Can your tank handle Green Neon Tetra and Sajica Cichlid (T-Bar 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.
Behaviour & Temperament
Green Neon Tetra is a peaceful species (0/10), while Sajica Cichlid (T-Bar Cichlid) is moderately assertive (6/10). This notable difference means Sajica Cichlid (T-Bar Cichlid) may occasionally assert dominance over Green Neon Tetra.
Large aggression gap (6 points) between Green Neon Tetra and Sajica Cichlid (T-Bar Cichlid) increases stress risk for the more peaceful fish.
Green Neon Tetra and Sajica Cichlid (T-Bar Cichlid) 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.
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 Green Neon Tetra (4.5–6.5) and Sajica Cichlid (T-Bar Cichlid) (6.8–8) do not overlap, making it impossible to satisfy both species simultaneously.
For general hardness, the shared comfort zone is 8–8 dGH. Regular testing will ensure conditions stay within this range.
Tank Setup
To house Green Neon Tetra and Sajica Cichlid (T-Bar Cichlid) together, plan for an aquarium of at least 110 litres with a minimum length of 80 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: Leaf Litter/Blackwater, Plants - Densely covered, Plants - Floating, Sand (Sifters), Driftwood (Digestion/Hiding), Smooth Gravel (Sensitive Barbels). Meeting these requirements will help both species thrive.
Note a potential conflict in setup requirements: Sajica Cichlid (T-Bar Cichlid) is a plant destroyer, which conflicts with Green Neon Tetra's requirement for live plants. Compromise where possible or prioritise the more critical need.
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
Green Neon Tetra and Sajica Cichlid (T-Bar 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.
Suitable Tank Sizes
Standard aquarium sizes large enough for both Green Neon Tetra and Sajica Cichlid (T-Bar Cichlid).
30 Gallon Breeder
40 Gallon Breeder
55 Gallon Standard
60 Gallon Breeder
75 Gallon Standard
90 Gallon Standard
Show 12 more tank sizes
Frequently Asked Questions
Can Green Neon Tetra and Sajica Cichlid (T-Bar Cichlid) live together?
No. This combination is not recommended. Key incompatibilities — such as critical behavioural conflicts — make cohabitation unsafe.
What size tank do Green Neon Tetra and Sajica Cichlid (T-Bar Cichlid) need?
A minimum of 110 litres (tank length at least 80 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 Green Neon Tetra and Sajica Cichlid (T-Bar Cichlid) 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 Green Neon Tetra or Sajica Cichlid (T-Bar Cichlid) aggressive?
Green Neon Tetra is peaceful (0/10) and Sajica Cichlid (T-Bar Cichlid) is moderately assertive (6/10). The gap in aggression levels means the calmer fish may experience stress from the more assertive one.
What pH do Green Neon Tetra and Sajica Cichlid (T-Bar Cichlid) need?
Their pH requirements do not overlap. Green Neon Tetra prefers 4.5–6.5, while Sajica Cichlid (T-Bar Cichlid) needs 6.8–8. This makes them incompatible in the same water chemistry.
How do I manage Sajica Cichlid (T-Bar Cichlid)'s territorial behaviour?
Provide line-of-sight breaks using rocks, driftwood, and dense planting. A larger tank gives Sajica Cichlid (T-Bar 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.
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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