Can Demasoni Cichlid (Mbuna) and Red Striped Eartheater Live Together?

Reviewed by Guidarium Editorial DeskUpdated May 11, 2026
Not Recommended

Demasoni Cichlid (Mbuna) and Red Striped Eartheater 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

Demasoni Cichlid (Mbuna)

Chindongo demasoni

Red Striped Eartheater

Geophagus surinamensis

🐠Family Group
Demasoni Cichlid (Mbuna)
Cichlids - African
Red Striped Eartheater
Cichlids - South American
Temperament
Demasoni Cichlid (Mbuna)
Highly Aggressive (9/10)
Red Striped Eartheater
Mostly Peaceful (4/10)
Temperature
✓ Compatible
Demasoni Cichlid (Mbuna)
24–28°C
Red Striped Eartheater
24–28°C
pH Range
✗ No overlap
Demasoni Cichlid (Mbuna)
7.6–8.6
Red Striped Eartheater
6–7.5
Hardness (dGH)
✓ Compatible
Demasoni Cichlid (Mbuna)
10–25
Red Striped Eartheater
2–10
Water Type
✓ Compatible
Demasoni Cichlid (Mbuna)
Freshwater Only
Red Striped Eartheater
Freshwater Only
Flow Preference
✓ Compatible
Demasoni Cichlid (Mbuna)
High
Red Striped Eartheater
Moderate
Min Tank Volume
Combined: 355 L
Demasoni Cichlid (Mbuna)
200 L
Red Striped Eartheater
250 L
Swimming Level
Shared: 2 zones
Demasoni Cichlid (Mbuna)
BottomMiddle
Red Striped Eartheater
BottomMiddle
🏷️Behavior Tags
Demasoni Cichlid (Mbuna)
Aggressive to same species/look-alikesTerritorial (Defends specific area)Plant DestroyerDigger (Disturbs Substrate)Hyperactive / Fast SwimmerGenerally Aggressive
Red Striped Eartheater
Digger (Disturbs Substrate)Fry PredatorHyperactive / Fast SwimmerAggressive to same species/look-alikes
Stocking calculator

Can your tank handle Demasoni Cichlid (Mbuna) and Red Striped Eartheater?

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.

Demasoni Cichlid (Mbuna)
Red Striped Eartheater
Test both in my tank

Behaviour & Temperament

Demasoni Cichlid (Mbuna) is a highly aggressive species (9/10), while Red Striped Eartheater is generally mild-mannered (4/10). This notable difference means Demasoni Cichlid (Mbuna) may occasionally assert dominance over Red Striped Eartheater.

Demasoni Cichlid (Mbuna) and Red Striped Eartheater both frequent the Bottom (Substrate) and 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 Demasoni Cichlid (Mbuna) (7.6–8.6) and Red Striped Eartheater (6–7.5) do not overlap, making it impossible to satisfy both species simultaneously.

For general hardness, the shared comfort zone is 10–10 dGH. Regular testing will ensure conditions stay within this range.

Tank Setup

To house Demasoni Cichlid (Mbuna) and Red Striped Eartheater together, plan for an aquarium of at least 355 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), Established Algae (Otocinclus), Leaf Litter/Blackwater. Meeting these requirements will help both species thrive.

Both species do well with high (river/stream) water movement, so a standard filtration setup rated for the tank volume should suffice.

Why This Pairing Usually Fails in Practice

Demasoni Cichlid (Mbuna) and Red Striped Eartheater 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 Demasoni Cichlid (Mbuna) and Red Striped Eartheater.

Frequently Asked Questions

Can Demasoni Cichlid (Mbuna) and Red Striped Eartheater live together?

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

What size tank do Demasoni Cichlid (Mbuna) and Red Striped Eartheater need?

A minimum of 355 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 Demasoni Cichlid (Mbuna) and Red Striped Eartheater 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 Demasoni Cichlid (Mbuna) or Red Striped Eartheater aggressive?

Demasoni Cichlid (Mbuna) is highly aggressive (9/10) and Red Striped Eartheater is generally mild-mannered (4/10). The gap in aggression levels means the calmer fish may experience stress from the more assertive one.

What pH do Demasoni Cichlid (Mbuna) and Red Striped Eartheater need?

Their pH requirements do not overlap. Demasoni Cichlid (Mbuna) prefers 7.6–8.6, while Red Striped Eartheater needs 6–7.5. This makes them incompatible in the same water chemistry.

How do I manage Demasoni Cichlid (Mbuna)'s territorial behaviour?

Provide line-of-sight breaks using rocks, driftwood, and dense planting. A larger tank gives Demasoni Cichlid (Mbuna) 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

Demasoni Cichlid (Mbuna) & Tropheus Moorii

·

Possible with Caution
Demasoni Cichlid (Mbuna): PeacefulTropheus Moorii: Peaceful

Demasoni Cichlid (Mbuna) & Afra Cichlid

·

Possible with Caution
Demasoni Cichlid (Mbuna): PeacefulAfra Cichlid: Peaceful

Demasoni Cichlid (Mbuna) & African Jewel Cichlid

·

Not Recommended
Demasoni Cichlid (Mbuna): PeacefulAfrican Jewel Cichlid: Peaceful

Demasoni Cichlid (Mbuna) & Auratus Cichlid (Mbuna)

·

Possible with Caution
Demasoni Cichlid (Mbuna): PeacefulAuratus Cichlid (Mbuna): Peaceful

Demasoni Cichlid (Mbuna) & Aurora Yellow Mbuna

·

Possible with Caution
Demasoni Cichlid (Mbuna): PeacefulAurora Yellow Mbuna: Peaceful

Demasoni Cichlid (Mbuna) & Black Diamond Cichlid

·

Possible with Caution
Demasoni Cichlid (Mbuna): PeacefulBlack Diamond Cichlid: Peaceful

Red Striped Eartheater & Aequidens Jenaro Herrera

·

Possible with Caution
Red Striped Eartheater: PeacefulAequidens Jenaro Herrera: Peaceful

Red Striped Eartheater & Altifrons Eartheater

·

Ideal Tank Mates
Red Striped Eartheater: PeacefulAltifrons Eartheater: Peaceful

Red Striped Eartheater & Bahia Red

·

Possible with Caution
Red Striped Eartheater: PeacefulBahia Red: Peaceful

Red Striped Eartheater & Banded Cichlid

·

Ideal Tank Mates
Red Striped Eartheater: PeacefulBanded Cichlid: Peaceful

Red Striped Eartheater & Barlow's Dwarf Cichlid (Apistogramma Maulbrüter)

·

Possible with Caution
Red Striped Eartheater: PeacefulBarlow's Dwarf Cichlid (Apistogramma Maulbrüter): Peaceful

Red Striped Eartheater & Blue Acara

·

Possible with Caution
Red Striped Eartheater: PeacefulBlue Acara: Peaceful