Can Neolamprologus Pulcher and Red Striped Eartheater Live Together?

Reviewed by Guidarium Editorial DeskUpdated May 11, 2026
Not Recommended

Neolamprologus Pulcher 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

Neolamprologus Pulcher

Neolamprologus pulcher

Red Striped Eartheater

Geophagus surinamensis

🐠Family Group
Neolamprologus Pulcher
Cichlids - African
Red Striped Eartheater
Cichlids - South American
Temperament
Neolamprologus Pulcher
Aggressive (7/10)
Red Striped Eartheater
Mostly Peaceful (4/10)
Temperature
✓ Compatible
Neolamprologus Pulcher
24–27°C
Red Striped Eartheater
24–28°C
pH Range
✗ No overlap
Neolamprologus Pulcher
8–9
Red Striped Eartheater
6–7.5
Hardness (dGH)
✓ Compatible
Neolamprologus Pulcher
10–25
Red Striped Eartheater
2–10
Water Type
✓ Compatible
Neolamprologus Pulcher
Freshwater Only
Red Striped Eartheater
Freshwater Only
Flow Preference
✓ Compatible
Neolamprologus Pulcher
Moderate
Red Striped Eartheater
Moderate
Min Tank Volume
Combined: 266 L
Neolamprologus Pulcher
75 L
Red Striped Eartheater
250 L
Swimming Level
Shared: 2 zones
Neolamprologus Pulcher
MiddleBottom
Red Striped Eartheater
BottomMiddle
🏷️Behavior Tags
Neolamprologus Pulcher
Territorial (Defends specific area)Generally AggressiveAggressive to same species/look-alikesDigger (Disturbs Substrate)Shrimp Eater
Red Striped Eartheater
Digger (Disturbs Substrate)Fry PredatorHyperactive / Fast SwimmerAggressive to same species/look-alikes
Stocking calculator

Can your tank handle Neolamprologus Pulcher 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.

Neolamprologus Pulcher
Red Striped Eartheater
Test both in my tank

Behaviour & Temperament

Neolamprologus Pulcher is a semi-aggressive species (7/10), while Red Striped Eartheater is generally mild-mannered (4/10). This modest difference means Neolamprologus Pulcher may occasionally assert dominance over Red Striped Eartheater.

Neolamprologus Pulcher and Red Striped Eartheater both frequent the Middle (Open Water) and 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.

Water Parameters

The safe temperature window for both species falls between 24°C and 27°C. Aim for the midpoint of this range (around 25.5°C) for optimal comfort.

The pH requirements of Neolamprologus Pulcher (8–9) 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 Neolamprologus Pulcher and Red Striped Eartheater together, plan for an aquarium of at least 266 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. 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

Neolamprologus Pulcher 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 Neolamprologus Pulcher and Red Striped Eartheater.

Show 1 more tank size

Frequently Asked Questions

Can Neolamprologus Pulcher 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 Neolamprologus Pulcher and Red Striped Eartheater need?

A minimum of 266 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 Neolamprologus Pulcher and Red Striped Eartheater together?

Keep the aquarium between 24°C and 27°C. A target of around 25.5°C sits comfortably within both species' preferred ranges.

Are Neolamprologus Pulcher or Red Striped Eartheater aggressive?

Neolamprologus Pulcher is semi-aggressive (7/10) and Red Striped Eartheater is generally mild-mannered (4/10). Their similar temperaments generally lead to a peaceful coexistence.

What pH do Neolamprologus Pulcher and Red Striped Eartheater need?

Their pH requirements do not overlap. Neolamprologus Pulcher prefers 8–9, while Red Striped Eartheater needs 6–7.5. This makes them incompatible in the same water chemistry.

How do I manage Neolamprologus Pulcher's territorial behaviour?

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

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