Can Kenyi Cichlid and Sumo Loach Live Together?

Reviewed by Guidarium Editorial DeskUpdated May 11, 2026
Not Recommended

Kenyi Cichlid and Sumo Loach 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

Kenyi Cichlid

Maylandia lombardoi

Sumo Loach

Schistura balteata

🐠Family Group
Kenyi Cichlid
Cichlids - African
Sumo Loach
Loaches
Temperament
Kenyi Cichlid
Highly Aggressive (9/10)
Sumo Loach
Aggressive (7/10)
Temperature
✓ Compatible
Kenyi Cichlid
24–28°C
Sumo Loach
22–26°C
pH Range
✗ No overlap
Kenyi Cichlid
7.8–8.6
Sumo Loach
6.5–7.5
Hardness (dGH)
✓ Compatible
Kenyi Cichlid
10–25
Sumo Loach
2–12
Water Type
✓ Compatible
Kenyi Cichlid
Freshwater Only
Sumo Loach
Freshwater Only
Flow Preference
✓ Compatible
Kenyi Cichlid
Moderate
Sumo Loach
High
Min Tank Volume
Combined: 275 L
Kenyi Cichlid
208 L
Sumo Loach
100 L
Swimming Level
Shared: 1 zone
Kenyi Cichlid
MiddleBottom
Sumo Loach
Bottom
🏷️Behavior Tags
Kenyi Cichlid
Generally AggressiveAggressive to same species/look-alikesTerritorial (Defends specific area)Digger (Disturbs Substrate)Plant DestroyerHyperactive / Fast SwimmerFry Predator
Sumo Loach
Aggressive to same species/look-alikesTerritorial (Defends specific area)Fin NipperShrimp EaterDigger (Disturbs Substrate)
Stocking calculator

Can your tank handle Kenyi Cichlid and Sumo Loach?

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.

Kenyi Cichlid
Sumo Loach
Test both in my tank

Behaviour & Temperament

Kenyi Cichlid is a highly aggressive species (9/10), while Sumo Loach is semi-aggressive (7/10). This modest difference means Kenyi Cichlid may occasionally assert dominance over Sumo Loach.

Both Kenyi Cichlid and Sumo Loach are highly aggressive, increasing the risk of violent confrontations.

Kenyi Cichlid and Sumo Loach both frequent the 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.

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 26°C. Aim for the midpoint of this range (around 25.0°C) for optimal comfort.

The pH requirements of Kenyi Cichlid (7.8–8.6) and Sumo Loach (6.5–7.5) do not overlap, making it impossible to satisfy both species simultaneously.

For general hardness, the shared comfort zone is 10–12 dGH. Regular testing will ensure conditions stay within this range.

Tank Setup

To house Kenyi Cichlid and Sumo Loach together, plan for an aquarium of at least 275 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), Smooth Gravel (Sensitive Barbels). 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

Kenyi Cichlid and Sumo Loach 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 Kenyi Cichlid and Sumo Loach.

Show 1 more tank size

Frequently Asked Questions

Can Kenyi Cichlid and Sumo Loach live together?

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

What size tank do Kenyi Cichlid and Sumo Loach need?

A minimum of 275 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 Kenyi Cichlid and Sumo Loach together?

Keep the aquarium between 24°C and 26°C. A target of around 25.0°C sits comfortably within both species' preferred ranges.

Are Kenyi Cichlid or Sumo Loach aggressive?

Kenyi Cichlid is highly aggressive (9/10) and Sumo Loach is semi-aggressive (7/10). Their similar temperaments generally lead to a peaceful coexistence.

What pH do Kenyi Cichlid and Sumo Loach need?

Their pH requirements do not overlap. Kenyi Cichlid prefers 7.8–8.6, while Sumo Loach needs 6.5–7.5. This makes them incompatible in the same water chemistry.

Will Sumo Loach nip Kenyi Cichlid's fins?

Sumo Loach is a known fin nipper. If Kenyi Cichlid has long or flowing fins, there is a real risk of fin damage. Keeping Sumo Loach in a larger group can help redirect nipping behaviour toward conspecifics.

How do I manage Kenyi Cichlid's territorial behaviour?

Provide line-of-sight breaks using rocks, driftwood, and dense planting. A larger tank gives Kenyi 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
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