Can Golden Bristlenose Pleco and Red Striped Eartheater Live Together?

Reviewed by Guidarium Editorial DeskUpdated May 11, 2026
Ideal Tank Mates

Yes, Golden Bristlenose Pleco and Red Striped Eartheater are ideal tank mates. Both species share compatible water parameters and peaceful temperaments, making them well-suited for a community aquarium. A minimum tank size of 290 litres is recommended.


At a Glance

Golden Bristlenose Pleco

Ancistrus sp. L144

Red Striped Eartheater

Geophagus surinamensis

🐠Family Group
Golden Bristlenose Pleco
Catfish
Red Striped Eartheater
Cichlids - South American
Temperament
Golden Bristlenose Pleco
Peaceful (2/10)
Red Striped Eartheater
Mostly Peaceful (4/10)
Temperature
✓ Compatible
Golden Bristlenose Pleco
22–27°C
Red Striped Eartheater
24–28°C
pH Range
✓ Compatible
Golden Bristlenose Pleco
6–7.5
Red Striped Eartheater
6–7.5
Hardness (dGH)
✓ Compatible
Golden Bristlenose Pleco
4–15
Red Striped Eartheater
2–10
Water Type
✓ Compatible
Golden Bristlenose Pleco
Freshwater Only
Red Striped Eartheater
Freshwater Only
Flow Preference
✓ Compatible
Golden Bristlenose Pleco
Moderate
Red Striped Eartheater
Moderate
Min Tank Volume
Combined: 290 L
Golden Bristlenose Pleco
80 L
Red Striped Eartheater
250 L
Swimming Level
Shared: 1 zone
Golden Bristlenose Pleco
Bottom
Red Striped Eartheater
BottomMiddle
🏷️Behavior Tags
Golden Bristlenose Pleco
Nocturnal
Red Striped Eartheater
Digger (Disturbs Substrate)Fry PredatorHyperactive / Fast SwimmerAggressive to same species/look-alikes
Stocking calculator

Can your tank handle Golden Bristlenose Pleco 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.

Golden Bristlenose Pleco
Red Striped Eartheater
Test both in my tank

Behaviour & Temperament

Golden Bristlenose Pleco is a peaceful species (2/10), while Red Striped Eartheater is generally mild-mannered (4/10). This modest difference means Red Striped Eartheater may occasionally assert dominance over Golden Bristlenose Pleco.

Golden Bristlenose Pleco and Red Striped Eartheater 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.

Worth noting: Golden Bristlenose Pleco is nocturnal and will be most active after lights-out, naturally reducing daytime encounters.

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.

Both fish can tolerate a pH between 6 and 7.5. Maintaining a stable value within this band is more important than hitting an exact number.

For general hardness, the shared comfort zone is 4–10 dGH. Regular testing will ensure conditions stay within this range.

Tank Setup

To house Golden Bristlenose Pleco and Red Striped Eartheater together, plan for an aquarium of at least 290 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: Driftwood (Digestion/Hiding), Established Algae (Otocinclus), 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 Works in Practice

Golden Bristlenose Pleco and Red Striped Eartheater work best when the tank gives each fish enough room to use its preferred level of the aquarium and enough cover to avoid constant visual contact. The score matters, but the real-world success usually comes from matching their pace, keeping water stable, and resisting the urge to crowd the tank just because the pair looks safe on paper.

Suitable Tank Sizes

Standard aquarium sizes large enough for both Golden Bristlenose Pleco and Red Striped Eartheater.

Frequently Asked Questions

Can Golden Bristlenose Pleco and Red Striped Eartheater live together?

Yes. Golden Bristlenose Pleco and Red Striped Eartheater are considered ideal tank mates. Their water parameters, temperaments, and behaviour profiles are well matched for a community aquarium.

What size tank do Golden Bristlenose Pleco and Red Striped Eartheater need?

A minimum of 290 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 Golden Bristlenose Pleco 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 Golden Bristlenose Pleco or Red Striped Eartheater aggressive?

Golden Bristlenose Pleco is peaceful (2/10) and Red Striped Eartheater is generally mild-mannered (4/10). Their similar temperaments generally lead to a peaceful coexistence.

What pH do Golden Bristlenose Pleco and Red Striped Eartheater need?

Both species overlap in the 6–7.5 pH range. Consistency is key — avoid sudden swings, and test regularly to stay within this window.

Does Golden Bristlenose Pleco being nocturnal affect compatibility?

Golden Bristlenose Pleco is most active after lights-out, which naturally reduces daytime encounters with its tank mate. This can actually be beneficial, as both fish get undisturbed time to feed and explore. Just ensure food reaches Golden Bristlenose Pleco during evening hours.

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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