Can Parrot Cichlid and Red Hump Eartheater Live Together?

Reviewed by Guidarium Editorial DeskUpdated May 11, 2026
Possible with Caution

Keeping Parrot Cichlid and Red Hump Eartheater together is possible but requires caution due to potential behavioral clashes. Provide a spacious tank of at least 450 litres with plenty of hiding spots to reduce stress. Monitor behaviour closely, especially during the first few weeks.


At a Glance

Parrot Cichlid

Hoplarchus psittacus

Red Hump Eartheater

Geophagus steindachneri

🐟Family Group
Parrot Cichlid
Cichlids - South American
Red Hump Eartheater
Cichlids - South American
Temperament
Parrot Cichlid
Aggressive (7/10)
Red Hump Eartheater
Semi-Aggressive (5/10)
Temperature
✓ Compatible
Parrot Cichlid
26–30°C
Red Hump Eartheater
24–29°C
pH Range
✓ Compatible
Parrot Cichlid
5.5–7.2
Red Hump Eartheater
6.5–7.5
Hardness (dGH)
✓ Compatible
Parrot Cichlid
1–8
Red Hump Eartheater
4–15
Water Type
✓ Compatible
Parrot Cichlid
Freshwater Only
Red Hump Eartheater
Freshwater Only
Flow Preference
✓ Compatible
Parrot Cichlid
Moderate
Red Hump Eartheater
Moderate
Min Tank Volume
Combined: 450 L
Parrot Cichlid
450 L
Red Hump Eartheater
200 L
Swimming Level
Shared: 2 zones
Parrot Cichlid
MiddleBottom
Red Hump Eartheater
BottomMiddle
🏷️Behavior Tags
Parrot Cichlid
Piscivore (Eats small/nano fish)Territorial (Defends specific area)Digger (Disturbs Substrate)Generally AggressivePlant Destroyer
Red Hump Eartheater
Digger (Disturbs Substrate)Territorial (Defends specific area)
Stocking calculator

Can your tank handle Parrot Cichlid and Red Hump 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.

Parrot Cichlid
Red Hump Eartheater
Test both in my tank

Behaviour & Temperament

Parrot Cichlid is a semi-aggressive species (7/10), while Red Hump Eartheater is moderately assertive (5/10). This modest difference means Parrot Cichlid may occasionally assert dominance over Red Hump Eartheater.

Parrot Cichlid and Red Hump 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.

Additional behavioural considerations to keep in mind: Two territorial species may clash over territory, especially in smaller tanks.

To improve the chances of a peaceful coexistence in this community tank: Provide a significantly larger tank (at least 50% more volume than the minimum) to allow both Parrot Cichlid and Red Hump Eartheater to establish separate territories. Add plenty of line-of-sight breaks using driftwood, rocks, and dense planting to reduce territorial confrontations.

Water Parameters

The safe temperature window for both species falls between 26°C and 29°C. Aim for the midpoint of this range (around 27.5°C) for optimal comfort.

Both fish can tolerate a pH between 6.5 and 7.2. Maintaining a stable value within this band is more important than hitting an exact number.

For general hardness, the shared comfort zone is 4–8 dGH. Regular testing will ensure conditions stay within this range.

Tank Setup

To house Parrot Cichlid and Red Hump Eartheater together, plan for an aquarium of at least 450 litres with a minimum length of 150 cm. This recommendation combines the stricter species minimums with a community-load allowance so the pairing has realistic long-term space and filtration headroom.

Because this pairing requires extra vigilance, include plenty of hiding spots — caves, driftwood, and dense plant clusters — so the less dominant fish can retreat when needed.

Specific environmental needs for this combination include: Driftwood (Digestion/Hiding), Leaf Litter/Blackwater, Sand (Sifters). 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 Needs Extra Planning in Practice

This pairing usually fails when the tank is treated like a standard mixed community and the caution flags are ignored. Parrot Cichlid and Red Hump Eartheater need extra room, more cover, and closer observation during the first few weeks so small aggression, feeding, or territory issues do not snowball into a long-term problem.

Suitable Tank Sizes

Standard aquarium sizes large enough for both Parrot Cichlid and Red Hump Eartheater.

Frequently Asked Questions

Can Parrot Cichlid and Red Hump Eartheater live together?

They can coexist, but the pairing requires careful monitoring. Provide ample space (at least 450 litres), plenty of hiding spots, and watch for signs of stress or aggression.

What size tank do Parrot Cichlid and Red Hump Eartheater need?

A minimum of 450 litres (tank length at least 150 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 Parrot Cichlid and Red Hump Eartheater together?

Keep the aquarium between 26°C and 29°C. A target of around 27.5°C sits comfortably within both species' preferred ranges.

Are Parrot Cichlid or Red Hump Eartheater aggressive?

Parrot Cichlid is semi-aggressive (7/10) and Red Hump Eartheater is moderately assertive (5/10). Their similar temperaments generally lead to a peaceful coexistence.

What pH do Parrot Cichlid and Red Hump Eartheater need?

Both species overlap in the 6.5–7.2 pH range. Consistency is key — avoid sudden swings, and test regularly to stay within this window.

How do I manage Parrot Cichlid's territorial behaviour?

Provide line-of-sight breaks using rocks, driftwood, and dense planting. A larger tank gives Parrot 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
Issues or corrections?
Contact the editorial team

Related Comparisons