Can Apistogramma Mamoré and Bulolo Rainbowfish Live Together?

Reviewed by Guidarium Editorial DeskUpdated May 3, 2026
Not Recommended

Apistogramma Mamoré and Bulolo Rainbowfish 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

Apistogramma Mamoré

Apistogramma erythrura

Bulolo Rainbowfish

Chilatherina bulolo

🐠Family Group
Apistogramma Mamoré
Cichlids - South American
Bulolo Rainbowfish
Rainbowfish
Temperament
Apistogramma Mamoré
Mostly Peaceful (4/10)
Bulolo Rainbowfish
Peaceful (2/10)
Temperature
✓ Compatible
Apistogramma Mamoré
24–28°C
Bulolo Rainbowfish
22–28°C
pH Range
✗ No overlap
Apistogramma Mamoré
5–7
Bulolo Rainbowfish
7.5–8.8
Hardness (dGH)
✓ Compatible
Apistogramma Mamoré
1–8
Bulolo Rainbowfish
8–20
Water Type
✓ Compatible
Apistogramma Mamoré
Freshwater Only
Bulolo Rainbowfish
Freshwater Only
Flow Preference
✗ No overlap
Apistogramma Mamoré
Low
Bulolo Rainbowfish
High
Min Tank Volume
Combined: 200 L
Apistogramma Mamoré
60 L
Bulolo Rainbowfish
200 L
Swimming Level
Shared: 1 zone
Apistogramma Mamoré
BottomMiddle
Bulolo Rainbowfish
MiddleTop
🏷️Behavior Tags
Apistogramma Mamoré
Territorial (Defends specific area)Shrimp EaterDigger (Disturbs Substrate)Shy / Slow Moving (Easily Stressed)
Bulolo Rainbowfish
Hyperactive / Fast SwimmerJumper (Lid Required)
Stocking calculator

Can your tank handle Apistogramma Mamoré and Bulolo Rainbowfish?

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 Mamoré
Bulolo Rainbowfish
Test both in my tank

Behaviour & Temperament

Apistogramma Mamoré is a generally mild-mannered species (4/10), while Bulolo Rainbowfish is peaceful (2/10). This modest difference means Apistogramma Mamoré may occasionally assert dominance over Bulolo Rainbowfish.

Apistogramma Mamoré and Bulolo Rainbowfish 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: Hyperactive swimmers can stress shy, slow-moving species through constant motion.

Worth noting: Bulolo Rainbowfish 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 Apistogramma Mamoré (5–7) and Bulolo Rainbowfish (7.5–8.8) 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 Apistogramma Mamoré and Bulolo Rainbowfish together, plan for an aquarium of at least 200 litres with a minimum length of 120 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), Leaf Litter/Blackwater, Driftwood (Digestion/Hiding), Plants - Densely covered. Meeting these requirements will help both species thrive.

Apistogramma Mamoré prefers Low (Still Water) flow while Bulolo Rainbowfish needs High (River/Stream) flow. Consider positioning filter outlets and using baffles to create zones of different current intensity within the same tank.

Why This Pairing Usually Fails in Practice

Apistogramma Mamoré and Bulolo Rainbowfish 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 Apistogramma Mamoré and Bulolo Rainbowfish.

Show 5 more tank sizes

Frequently Asked Questions

Can Apistogramma Mamoré and Bulolo Rainbowfish live together?

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

What size tank do Apistogramma Mamoré and Bulolo Rainbowfish need?

A minimum of 200 litres (tank length at least 120 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 Mamoré and Bulolo Rainbowfish 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 Apistogramma Mamoré or Bulolo Rainbowfish aggressive?

Apistogramma Mamoré is generally mild-mannered (4/10) and Bulolo Rainbowfish is peaceful (2/10). Their similar temperaments generally lead to a peaceful coexistence.

What pH do Apistogramma Mamoré and Bulolo Rainbowfish need?

Their pH requirements do not overlap. Apistogramma Mamoré prefers 5–7, while Bulolo Rainbowfish needs 7.5–8.8. This makes them incompatible in the same water chemistry.

How do I manage Apistogramma Mamoré's territorial behaviour?

Provide line-of-sight breaks using rocks, driftwood, and dense planting. A larger tank gives Apistogramma Mamoré 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 3, 2026
Last updated
May 3, 2026
Issues or corrections?
Contact the editorial team

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