Can Festivum and Lemon Cichlid (Leleupi) Live Together?

Reviewed by Guidarium Editorial DeskUpdated May 6, 2026
Not Recommended

Festivum and Lemon Cichlid (Leleupi) 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

Festivum

Mesonauta festivus

Lemon Cichlid (Leleupi)

Neolamprologus leleupi

🐠Family Group
Festivum
Cichlids - South American
Lemon Cichlid (Leleupi)
Cichlids - African
Temperament
Festivum
Mostly Peaceful (4/10)
Lemon Cichlid (Leleupi)
Aggressive (7/10)
Temperature
✓ Compatible
Festivum
24–28°C
Lemon Cichlid (Leleupi)
24–28°C
pH Range
✗ No overlap
Festivum
5.5–7.2
Lemon Cichlid (Leleupi)
8–9
Hardness (dGH)
✓ Compatible
Festivum
2–12
Lemon Cichlid (Leleupi)
10–25
Water Type
✓ Compatible
Festivum
Freshwater Only
Lemon Cichlid (Leleupi)
Freshwater Only
Flow Preference
✓ Compatible
Festivum
Low
Lemon Cichlid (Leleupi)
Moderate
Min Tank Volume
Combined: 150 L
Festivum
150 L
Lemon Cichlid (Leleupi)
110 L
Swimming Level
Shared: 1 zone
Festivum
TopMiddle
Lemon Cichlid (Leleupi)
MiddleBottom
🏷️Behavior Tags
Festivum
Plant DestroyerJumper (Lid Required)Territorial (Defends specific area)
Lemon Cichlid (Leleupi)
Territorial (Defends specific area)Aggressive to same species/look-alikesDigger (Disturbs Substrate)Shrimp EaterFry Predator
Stocking calculator

Can your tank handle Festivum and Lemon Cichlid (Leleupi)?

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.

Festivum
Lemon Cichlid (Leleupi)
Test both in my tank

Behaviour & Temperament

Festivum is a generally mild-mannered species (4/10), while Lemon Cichlid (Leleupi) is semi-aggressive (7/10). This modest difference means Lemon Cichlid (Leleupi) may occasionally assert dominance over Festivum.

Festivum and Lemon Cichlid (Leleupi) 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: Two territorial species may clash over territory, especially in smaller tanks.

Worth noting: Festivum 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 Festivum (5.5–7.2) and Lemon Cichlid (Leleupi) (8–9) 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 Festivum and Lemon Cichlid (Leleupi) together, plan for an aquarium of at least 150 litres with a minimum length of 90 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: Driftwood (Digestion/Hiding), Plants - Floating, Sand (Sifters). Meeting these requirements will help both species thrive.

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

Festivum and Lemon Cichlid (Leleupi) 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 Festivum and Lemon Cichlid (Leleupi).

Show 9 more tank sizes

Frequently Asked Questions

Can Festivum and Lemon Cichlid (Leleupi) live together?

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

What size tank do Festivum and Lemon Cichlid (Leleupi) need?

A minimum of 150 litres (tank length at least 90 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 Festivum and Lemon Cichlid (Leleupi) 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 Festivum or Lemon Cichlid (Leleupi) aggressive?

Festivum is generally mild-mannered (4/10) and Lemon Cichlid (Leleupi) is semi-aggressive (7/10). Their similar temperaments generally lead to a peaceful coexistence.

What pH do Festivum and Lemon Cichlid (Leleupi) need?

Their pH requirements do not overlap. Festivum prefers 5.5–7.2, while Lemon Cichlid (Leleupi) needs 8–9. This makes them incompatible in the same water chemistry.

How do I manage Festivum's territorial behaviour?

Provide line-of-sight breaks using rocks, driftwood, and dense planting. A larger tank gives Festivum 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 6, 2026
Last updated
May 6, 2026
Issues or corrections?
Contact the editorial team

Related Comparisons

Festivum & Freshwater Angelfish

·

Possible with Caution
Festivum: PeacefulFreshwater Angelfish: Peaceful

Festivum & Aequidens diadema (Diadem Cichlid)

·

Possible with Caution
Festivum: PeacefulAequidens diadema (Diadem Cichlid): Peaceful

Festivum & Aequidens sp. Atabapo

·

Possible with Caution
Festivum: PeacefulAequidens sp. Atabapo: Peaceful

Festivum & Altum Angel

·

Possible with Caution
Festivum: PeacefulAltum Angel: Peaceful

Festivum & Apistogramma borellii (Umbrella Cichlid)

·

Possible with Caution
Festivum: PeacefulApistogramma borellii (Umbrella Cichlid): Peaceful

Festivum & Apistogramma Broad-banded

·

Possible with Caution
Festivum: PeacefulApistogramma Broad-banded: Peaceful

Lemon Cichlid (Leleupi) & Afra Cichlid

·

Possible with Caution
Lemon Cichlid (Leleupi): PeacefulAfra Cichlid: Peaceful

Lemon Cichlid (Leleupi) & African Jewel Cichlid

·

Not Recommended
Lemon Cichlid (Leleupi): PeacefulAfrican Jewel Cichlid: Peaceful

Lemon Cichlid (Leleupi) & Altolamprologus Calvus

·

Possible with Caution
Lemon Cichlid (Leleupi): PeacefulAltolamprologus Calvus: Peaceful

Lemon Cichlid (Leleupi) & Altolamprologus Compressiceps

·

Possible with Caution
Lemon Cichlid (Leleupi): PeacefulAltolamprologus Compressiceps: Peaceful

Lemon Cichlid (Leleupi) & Auratus Cichlid (Mbuna)

·

Possible with Caution
Lemon Cichlid (Leleupi): PeacefulAuratus Cichlid (Mbuna): Peaceful

Lemon Cichlid (Leleupi) & Aurora Yellow Mbuna

·

Possible with Caution
Lemon Cichlid (Leleupi): PeacefulAurora Yellow Mbuna: Peaceful