Can Achara Catfish and Debauwi Catfish (Three-Striped Glass Catfish) Live Together?

Possible with Caution

Keeping Achara Catfish and Debauwi Catfish (Three-Striped Glass Catfish) together is possible but requires caution due to differing aggression levels. Provide a spacious tank of at least 1500 litres with plenty of hiding spots to reduce stress. Monitor behaviour closely, especially during the first few weeks.


At a Glance

Achara Catfish

Leiarius marmoratus

Debauwi Catfish (Three-Striped Glass Catfish)

Pareutropius buffei

🐟Family Group
Achara Catfish
Catfish
Debauwi Catfish (Three-Striped Glass Catfish)
Catfish
Temperament
Achara Catfish
Semi-Aggressive (6/10)
Debauwi Catfish (Three-Striped Glass Catfish)
Peaceful (2/10)
Temperature
✓ Compatible
Achara Catfish
22–28°C
Debauwi Catfish (Three-Striped Glass Catfish)
24–28°C
pH Range
✓ Compatible
Achara Catfish
6–7.5
Debauwi Catfish (Three-Striped Glass Catfish)
6–7.5
Hardness (dGH)
✓ Compatible
Achara Catfish
4–15
Debauwi Catfish (Three-Striped Glass Catfish)
5–15
Water Type
✓ Compatible
Achara Catfish
Freshwater Only
Debauwi Catfish (Three-Striped Glass Catfish)
Freshwater Only
Flow Preference
✓ Compatible
Achara Catfish
Moderate
Debauwi Catfish (Three-Striped Glass Catfish)
Moderate
Min Tank Volume
Combined: 1500 L
Achara Catfish
1500 L
Debauwi Catfish (Three-Striped Glass Catfish)
110 L
Swimming Level
✓ Different zones
Achara Catfish
Bottom
Debauwi Catfish (Three-Striped Glass Catfish)
MiddleTop
🏷️Behavior Tags
Achara Catfish
Piscivore (Eats small/nano fish)NocturnalShrimp EaterFry PredatorDigger (Disturbs Substrate)
Debauwi Catfish (Three-Striped Glass Catfish)
Hyperactive / Fast SwimmerJumper (Lid Required)Aggressive Eater (Starves shy fish)
Stocking calculator

Can your tank handle Achara Catfish and Debauwi Catfish (Three-Striped Glass Catfish)?

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.

Achara Catfish
Debauwi Catfish (Three-Striped Glass Catfish)
Test both in my tank

Behaviour & Temperament

Achara Catfish is a moderately assertive species (6/10), while Debauwi Catfish (Three-Striped Glass Catfish) is peaceful (2/10). This notable difference means Achara Catfish may occasionally assert dominance over Debauwi Catfish (Three-Striped Glass Catfish).

In terms of spatial distribution, Achara Catfish prefers the Bottom (Substrate) zone, whereas Debauwi Catfish (Three-Striped Glass Catfish) occupies the Middle (Open Water) and Top (Surface) zones. Because they use different levels of the water column, territorial disputes are less likely and the tank will appear more balanced.

Worth noting: Achara Catfish is nocturnal and will be most active after lights-out, naturally reducing daytime encounters. Also, Debauwi Catfish (Three-Striped Glass Catfish) 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 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 5–15 dGH. Regular testing will ensure conditions stay within this range.

Tank Setup

To house Achara Catfish and Debauwi Catfish (Three-Striped Glass Catfish) together, plan for an aquarium of at least 1500 litres with a minimum length of 240 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: Sand (Sifters), Smooth Gravel (Sensitive Barbels), Driftwood (Digestion/Hiding), Plants - Densely covered. 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.

Frequently Asked Questions

Can Achara Catfish and Debauwi Catfish (Three-Striped Glass Catfish) live together?

They can coexist, but the pairing requires careful monitoring. Provide ample space (at least 1500 litres), plenty of hiding spots, and watch for signs of stress or aggression.

What size tank do Achara Catfish and Debauwi Catfish (Three-Striped Glass Catfish) need?

A minimum of 1500 litres (tank length at least 240 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 Achara Catfish and Debauwi Catfish (Three-Striped Glass Catfish) 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 Achara Catfish or Debauwi Catfish (Three-Striped Glass Catfish) aggressive?

Achara Catfish is moderately assertive (6/10) and Debauwi Catfish (Three-Striped Glass Catfish) is peaceful (2/10). The gap in aggression levels means the calmer fish may experience stress from the more assertive one.

What pH do Achara Catfish and Debauwi Catfish (Three-Striped Glass Catfish) 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 Achara Catfish being nocturnal affect compatibility?

Achara Catfish 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 Achara Catfish during evening hours.


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