Can Barlow's Dwarf Cichlid (Apistogramma Maulbrüter) and Endler's Livebearer Live Together?

Reviewed by Guidarium Editorial DeskUpdated May 1, 2026
Not Recommended

Barlow's Dwarf Cichlid (Apistogramma Maulbrüter) and Endler's Livebearer are not recommended as tank mates due to conflicting pH requirements and incompatible hardness ranges. Housing these species together is likely to result in stress, health problems, or direct harm to one or both fish.


At a Glance

Barlow's Dwarf Cichlid (Apistogramma Maulbrüter)

Apistogramma barlowi

Endler's Livebearer

Poecilia wingei

🐠Family Group
Barlow's Dwarf Cichlid (Apistogramma Maulbrüter)
Cichlids - South American
Endler's Livebearer
Livebearers
Temperament
Barlow's Dwarf Cichlid (Apistogramma Maulbrüter)
Mostly Peaceful (4/10)
Endler's Livebearer
Peaceful (1/10)
Temperature
✓ Compatible
Barlow's Dwarf Cichlid (Apistogramma Maulbrüter)
22–29°C
Endler's Livebearer
22–28°C
pH Range
✗ No overlap
Barlow's Dwarf Cichlid (Apistogramma Maulbrüter)
4.5–6.5
Endler's Livebearer
7–8.5
Hardness (dGH)
✗ No overlap
Barlow's Dwarf Cichlid (Apistogramma Maulbrüter)
1–5
Endler's Livebearer
10–25
Water Type
✓ Compatible
Barlow's Dwarf Cichlid (Apistogramma Maulbrüter)
Freshwater Only
Endler's Livebearer
Freshwater Only
Flow Preference
✓ Compatible
Barlow's Dwarf Cichlid (Apistogramma Maulbrüter)
Moderate
Endler's Livebearer
Moderate
Min Tank Volume
Combined: 54 L
Barlow's Dwarf Cichlid (Apistogramma Maulbrüter)
54 L
Endler's Livebearer
19 L
Swimming Level
Shared: 1 zone
Barlow's Dwarf Cichlid (Apistogramma Maulbrüter)
BottomMiddle
Endler's Livebearer
TopMiddle
🏷️Behavior Tags
Barlow's Dwarf Cichlid (Apistogramma Maulbrüter)
Territorial (Defends specific area)Shrimp EaterFry PredatorShy / Slow Moving (Easily Stressed)
Endler's Livebearer
Nano / Bite-sized (Predation Risk)Hyperactive / Fast SwimmerJumper (Lid Required)Fry Predator
Stocking calculator

Can your tank handle Barlow's Dwarf Cichlid (Apistogramma Maulbrüter) and Endler's Livebearer?

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.

Barlow's Dwarf Cichlid (Apistogramma Maulbrüter)
Endler's Livebearer
Test both in my tank

Behaviour & Temperament

Barlow's Dwarf Cichlid (Apistogramma Maulbrüter) is a generally mild-mannered species (4/10), while Endler's Livebearer is peaceful (1/10). This modest difference means Barlow's Dwarf Cichlid (Apistogramma Maulbrüter) may occasionally assert dominance over Endler's Livebearer.

Barlow's Dwarf Cichlid (Apistogramma Maulbrüter) and Endler's Livebearer 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. Shrimp eaters may also prey on very small nano fish.

Worth noting: Endler's Livebearer is a known jumper, so a tight-fitting lid is essential.

Water Parameters

The safe temperature window for both species falls between 22°C and 28°C. Aim for the midpoint of this range (around 25.0°C) for optimal comfort.

The pH requirements of Barlow's Dwarf Cichlid (Apistogramma Maulbrüter) (4.5–6.5) and Endler's Livebearer (7–8.5) do not overlap, making it impossible to satisfy both species simultaneously.

Hardness requirements are incompatible: Barlow's Dwarf Cichlid (Apistogramma Maulbrüter) needs 1–5 dGH while Endler's Livebearer requires 10–25 dGH.

Tank Setup

To house Barlow's Dwarf Cichlid (Apistogramma Maulbrüter) and Endler's Livebearer together, plan for an aquarium of at least 54 litres with a minimum length of 60 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), Driftwood (Digestion/Hiding), Leaf Litter/Blackwater, Plants - Densely covered, Plants - Floating. 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

Barlow's Dwarf Cichlid (Apistogramma Maulbrüter) and Endler's Livebearer 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 Barlow's Dwarf Cichlid (Apistogramma Maulbrüter) and Endler's Livebearer.

Show 21 more tank sizes

Diet & Feeding

Feeding time deserves special attention with this pairing. Barlow's Dwarf Cichlid (Apistogramma Maulbrüter) is a known shrimp eater and may prey on small invertebrates or nano fish like Endler's Livebearer.

Frequently Asked Questions

Can Barlow's Dwarf Cichlid (Apistogramma Maulbrüter) and Endler's Livebearer live together?

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

What size tank do Barlow's Dwarf Cichlid (Apistogramma Maulbrüter) and Endler's Livebearer need?

A minimum of 54 litres (tank length at least 60 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 Barlow's Dwarf Cichlid (Apistogramma Maulbrüter) and Endler's Livebearer together?

Keep the aquarium between 22°C and 28°C. A target of around 25.0°C sits comfortably within both species' preferred ranges.

Are Barlow's Dwarf Cichlid (Apistogramma Maulbrüter) or Endler's Livebearer aggressive?

Barlow's Dwarf Cichlid (Apistogramma Maulbrüter) is generally mild-mannered (4/10) and Endler's Livebearer is peaceful (1/10). Their similar temperaments generally lead to a peaceful coexistence.

What pH do Barlow's Dwarf Cichlid (Apistogramma Maulbrüter) and Endler's Livebearer need?

Their pH requirements do not overlap. Barlow's Dwarf Cichlid (Apistogramma Maulbrüter) prefers 4.5–6.5, while Endler's Livebearer needs 7–8.5. This makes them incompatible in the same water chemistry.

How do I manage Barlow's Dwarf Cichlid (Apistogramma Maulbrüter)'s territorial behaviour?

Provide line-of-sight breaks using rocks, driftwood, and dense planting. A larger tank gives Barlow's Dwarf Cichlid (Apistogramma Maulbrüter) 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 1, 2026
Last updated
May 1, 2026
Issues or corrections?
Contact the editorial team

Related Comparisons

Barlow's Dwarf Cichlid (Apistogramma Maulbrüter) & Aequidens Jenaro Herrera

·

Possible with Caution
Barlow's Dwarf Cichlid (Apistogramma Maulbrüter): PeacefulAequidens Jenaro Herrera: Peaceful

Barlow's Dwarf Cichlid (Apistogramma Maulbrüter) & Altifrons Eartheater

·

Possible with Caution
Barlow's Dwarf Cichlid (Apistogramma Maulbrüter): PeacefulAltifrons Eartheater: Peaceful

Barlow's Dwarf Cichlid (Apistogramma Maulbrüter) & Bahia Red

·

Possible with Caution
Barlow's Dwarf Cichlid (Apistogramma Maulbrüter): PeacefulBahia Red: Peaceful

Barlow's Dwarf Cichlid (Apistogramma Maulbrüter) & Banded Cichlid

·

Possible with Caution
Barlow's Dwarf Cichlid (Apistogramma Maulbrüter): PeacefulBanded Cichlid: Peaceful

Barlow's Dwarf Cichlid (Apistogramma Maulbrüter) & Blue Acara

·

Possible with Caution
Barlow's Dwarf Cichlid (Apistogramma Maulbrüter): PeacefulBlue Acara: Peaceful

Barlow's Dwarf Cichlid (Apistogramma Maulbrüter) & Chocolate Cichlid

·

Possible with Caution
Barlow's Dwarf Cichlid (Apistogramma Maulbrüter): PeacefulChocolate Cichlid: Peaceful

Endler's Livebearer & Dwarf Molly

·

Ideal Tank Mates
Endler's Livebearer: PeacefulDwarf Molly: Peaceful

Endler's Livebearer & Humpbacked Limia

·

Ideal Tank Mates
Endler's Livebearer: PeacefulHumpbacked Limia: Peaceful

Endler's Livebearer & Molly (Sailfin/Black/Dalmatian)

·

Ideal Tank Mates
Endler's Livebearer: PeacefulMolly (Sailfin/Black/Dalmatian): Peaceful

Endler's Livebearer & Northern Mountain Swordtail

·

Ideal Tank Mates
Endler's Livebearer: PeacefulNorthern Mountain Swordtail: Peaceful

Endler's Livebearer & Platy

·

Ideal Tank Mates
Endler's Livebearer: PeacefulPlaty: Peaceful

Endler's Livebearer & Balloon Molly

·

Ideal Tank Mates
Endler's Livebearer: PeacefulBalloon Molly: Peaceful