Can Chinese Barb (Green Barb) and Loxozonus Corydoras (C079/C082) Live Together?

Reviewed by Guidarium Editorial DeskUpdated May 3, 2026
Ideal Tank Mates

Yes, Chinese Barb (Green Barb) and Loxozonus Corydoras (C079/C082) 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 75 litres is recommended.


At a Glance

Chinese Barb (Green Barb)

Puntius semifasciolatus

Loxozonus Corydoras (C079/C082)

Corydoras loxozonus

🐠Family Group
Chinese Barb (Green Barb)
Cyprinids
Loxozonus Corydoras (C079/C082)
Catfish
Temperament
Chinese Barb (Green Barb)
Peaceful (2/10)
Loxozonus Corydoras (C079/C082)
Peaceful (0/10)
Temperature
✓ Compatible
Chinese Barb (Green Barb)
16–26°C
Loxozonus Corydoras (C079/C082)
22–26°C
pH Range
✓ Compatible
Chinese Barb (Green Barb)
6–8
Loxozonus Corydoras (C079/C082)
6–7.2
Hardness (dGH)
✓ Compatible
Chinese Barb (Green Barb)
2–15
Loxozonus Corydoras (C079/C082)
2–12
Water Type
✓ Compatible
Chinese Barb (Green Barb)
Freshwater Only
Loxozonus Corydoras (C079/C082)
Freshwater Only
Flow Preference
✓ Compatible
Chinese Barb (Green Barb)
Moderate
Loxozonus Corydoras (C079/C082)
Low
Min Tank Volume
Combined: 75 L
Chinese Barb (Green Barb)
75 L
Loxozonus Corydoras (C079/C082)
60 L
Swimming Level
Shared: 1 zone
Chinese Barb (Green Barb)
MiddleBottom
Loxozonus Corydoras (C079/C082)
Bottom
🏷️Behavior Tags
Chinese Barb (Green Barb)
Hyperactive / Fast SwimmerAggressive Eater (Starves shy fish)Fry Predator
Loxozonus Corydoras (C079/C082)
Hyperactive / Fast Swimmer
Stocking calculator

Can your tank handle Chinese Barb (Green Barb) and Loxozonus Corydoras (C079/C082)?

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.

Chinese Barb (Green Barb)
Loxozonus Corydoras (C079/C082)
Test both in my tank

Behaviour & Temperament

Chinese Barb (Green Barb) is a peaceful species (2/10), while Loxozonus Corydoras (C079/C082) is peaceful (0/10). This modest difference means Chinese Barb (Green Barb) may occasionally assert dominance over Loxozonus Corydoras (C079/C082).

Chinese Barb (Green Barb) and Loxozonus Corydoras (C079/C082) 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.

Water Parameters

The safe temperature window for both species falls between 22°C and 26°C. Aim for the midpoint of this range (around 24.0°C) for optimal comfort.

Both fish can tolerate a pH between 6 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 2–12 dGH. Regular testing will ensure conditions stay within this range.

Tank Setup

To house Chinese Barb (Green Barb) and Loxozonus Corydoras (C079/C082) together, plan for an aquarium of at least 75 litres with a minimum length of 80 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: Plants - Densely covered, 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

Chinese Barb (Green Barb) and Loxozonus Corydoras (C079/C082) 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 Chinese Barb (Green Barb) and Loxozonus Corydoras (C079/C082).

Show 12 more tank sizes

Frequently Asked Questions

Can Chinese Barb (Green Barb) and Loxozonus Corydoras (C079/C082) live together?

Yes. Chinese Barb (Green Barb) and Loxozonus Corydoras (C079/C082) are considered ideal tank mates. Their water parameters, temperaments, and behaviour profiles are well matched for a community aquarium.

What size tank do Chinese Barb (Green Barb) and Loxozonus Corydoras (C079/C082) need?

A minimum of 75 litres (tank length at least 80 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 Chinese Barb (Green Barb) and Loxozonus Corydoras (C079/C082) together?

Keep the aquarium between 22°C and 26°C. A target of around 24.0°C sits comfortably within both species' preferred ranges.

Are Chinese Barb (Green Barb) or Loxozonus Corydoras (C079/C082) aggressive?

Chinese Barb (Green Barb) is peaceful (2/10) and Loxozonus Corydoras (C079/C082) is peaceful (0/10). Their similar temperaments generally lead to a peaceful coexistence.

What pH do Chinese Barb (Green Barb) and Loxozonus Corydoras (C079/C082) need?

Both species overlap in the 6–7.2 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 3, 2026
Last updated
May 3, 2026
Issues or corrections?
Contact the editorial team

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