Can Horned Nerite Snail and Red Striped Eartheater Live Together?

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

Keeping Horned Nerite Snail and Red Striped Eartheater together is possible but requires caution due to differing aggression levels. Provide a spacious tank of at least 250 litres with plenty of hiding spots to reduce stress. Monitor behaviour closely, especially during the first few weeks.


At a Glance

Horned Nerite Snail

Clithon corona

Red Striped Eartheater

Geophagus surinamensis

🐠Family Group
Horned Nerite Snail
Invertebrates
Red Striped Eartheater
Cichlids - South American
Temperament
Horned Nerite Snail
Peaceful (0/10)
Red Striped Eartheater
Mostly Peaceful (4/10)
Temperature
✓ Compatible
Horned Nerite Snail
22–28°C
Red Striped Eartheater
24–28°C
pH Range
✓ Compatible
Horned Nerite Snail
7–8.5
Red Striped Eartheater
6–7.5
Hardness (dGH)
✓ Compatible
Horned Nerite Snail
8–20
Red Striped Eartheater
2–10
Water Type
✓ Compatible
Horned Nerite Snail
Brackish Tolerant
Red Striped Eartheater
Freshwater Only
Flow Preference
✓ Compatible
Horned Nerite Snail
Moderate
Red Striped Eartheater
Moderate
Min Tank Volume
Combined: 250 L
Horned Nerite Snail
19 L
Red Striped Eartheater
250 L
Swimming Level
Shared: 2 zones
Horned Nerite Snail
BottomMiddleTop
Red Striped Eartheater
BottomMiddle
🏷️Behavior Tags
Horned Nerite Snail
Nano / Bite-sized (Predation Risk)Jumper (Lid Required)
Red Striped Eartheater
Digger (Disturbs Substrate)Fry PredatorHyperactive / Fast SwimmerAggressive to same species/look-alikes
Stocking calculator

Can your tank handle Horned Nerite Snail 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.

Horned Nerite Snail
Red Striped Eartheater
Test both in my tank

Behaviour & Temperament

Horned Nerite Snail is a peaceful species (0/10), while Red Striped Eartheater is generally mild-mannered (4/10). This notable difference means Red Striped Eartheater may occasionally assert dominance over Horned Nerite Snail.

Horned Nerite Snail and Red Striped Eartheater both frequent the Bottom (Substrate) and 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.

Worth noting: Horned Nerite Snail is a known jumper, so a tight-fitting lid is essential.

To improve the chances of a peaceful coexistence in this community tank: A larger aquarium with ample hiding spots can help diffuse aggression and give the less dominant fish space to retreat.

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.

Both fish can tolerate a pH between 7 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 8–10 dGH. Regular testing will ensure conditions stay within this range.

Tank Setup

To house Horned Nerite Snail and Red Striped Eartheater together, plan for an aquarium of at least 250 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.

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: 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 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. Horned Nerite Snail and Red Striped 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 Horned Nerite Snail and Red Striped Eartheater.

Show 1 more tank size

Frequently Asked Questions

Can Horned Nerite Snail and Red Striped Eartheater live together?

They can coexist, but the pairing requires careful monitoring. Provide ample space (at least 250 litres), plenty of hiding spots, and watch for signs of stress or aggression.

What size tank do Horned Nerite Snail and Red Striped Eartheater need?

A minimum of 250 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 Horned Nerite Snail and Red Striped Eartheater 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 Horned Nerite Snail or Red Striped Eartheater aggressive?

Horned Nerite Snail is peaceful (0/10) and Red Striped Eartheater is generally mild-mannered (4/10). The gap in aggression levels means the calmer fish may experience stress from the more assertive one.

What pH do Horned Nerite Snail and Red Striped Eartheater need?

Both species overlap in the 7–7.5 pH range. Consistency is key — avoid sudden swings, and test regularly to stay within this window.

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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