Can Angfa Rainbowfish and Black Skirt Tetra Live Together?

Reviewed by Guidarium Editorial DeskUpdated May 1, 2026
Ideal Tank Mates

Yes, Angfa Rainbowfish and Black Skirt Tetra 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 200 litres is recommended.


At a Glance

Angfa Rainbowfish

Melanotaenia angfa

Black Skirt Tetra

Gymnocorymbus ternetzi

🐠Family Group
Angfa Rainbowfish
Rainbowfish
Black Skirt Tetra
Characins
Temperament
Angfa Rainbowfish
Peaceful (2/10)
Black Skirt Tetra
Mostly Peaceful (4/10)
Temperature
✓ Compatible
Angfa Rainbowfish
24–28°C
Black Skirt Tetra
20–26°C
pH Range
✓ Compatible
Angfa Rainbowfish
7–8
Black Skirt Tetra
6–8
Hardness (dGH)
✓ Compatible
Angfa Rainbowfish
5–15
Black Skirt Tetra
3–15
Water Type
✓ Compatible
Angfa Rainbowfish
Freshwater Only
Black Skirt Tetra
Freshwater Only
Flow Preference
✓ Compatible
Angfa Rainbowfish
Moderate
Black Skirt Tetra
Moderate
Min Tank Volume
Combined: 200 L
Angfa Rainbowfish
200 L
Black Skirt Tetra
55 L
Swimming Level
Shared: 1 zone
Angfa Rainbowfish
TopMiddle
Black Skirt Tetra
Middle
🏷️Behavior Tags
Angfa Rainbowfish
Hyperactive / Fast SwimmerJumper (Lid Required)Aggressive Eater (Starves shy fish)
Black Skirt Tetra
Hyperactive / Fast SwimmerFin Nipper
Stocking calculator

Can your tank handle Angfa Rainbowfish and Black Skirt Tetra?

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.

Angfa Rainbowfish
Black Skirt Tetra
Test both in my tank

Behaviour & Temperament

Angfa Rainbowfish is a peaceful species (2/10), while Black Skirt Tetra is generally mild-mannered (4/10). This modest difference means Black Skirt Tetra may occasionally assert dominance over Angfa Rainbowfish.

Angfa Rainbowfish and Black Skirt Tetra both frequent the 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: Angfa Rainbowfish is a known jumper, so a tight-fitting lid is essential.

Water Parameters

The safe temperature window for both species falls between 24°C and 26°C. Aim for the midpoint of this range (around 25.0°C) for optimal comfort.

Both fish can tolerate a pH between 7 and 8. 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 Angfa Rainbowfish and Black Skirt Tetra together, plan for an aquarium of at least 200 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: 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.

Why This Pairing Works in Practice

Angfa Rainbowfish and Black Skirt Tetra 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 Angfa Rainbowfish and Black Skirt Tetra.

Show 5 more tank sizes

Frequently Asked Questions

Can Angfa Rainbowfish and Black Skirt Tetra live together?

Yes. Angfa Rainbowfish and Black Skirt Tetra are considered ideal tank mates. Their water parameters, temperaments, and behaviour profiles are well matched for a community aquarium.

What size tank do Angfa Rainbowfish and Black Skirt Tetra need?

A minimum of 200 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 Angfa Rainbowfish and Black Skirt Tetra together?

Keep the aquarium between 24°C and 26°C. A target of around 25.0°C sits comfortably within both species' preferred ranges.

Are Angfa Rainbowfish or Black Skirt Tetra aggressive?

Angfa Rainbowfish is peaceful (2/10) and Black Skirt Tetra is generally mild-mannered (4/10). Their similar temperaments generally lead to a peaceful coexistence.

What pH do Angfa Rainbowfish and Black Skirt Tetra need?

Both species overlap in the 7–8 pH range. Consistency is key — avoid sudden swings, and test regularly to stay within this window.

Will Black Skirt Tetra nip Angfa Rainbowfish's fins?

Black Skirt Tetra is a known fin nipper. If Angfa Rainbowfish has long or flowing fins, there is a real risk of fin damage. Keeping Black Skirt Tetra in a larger group can help redirect nipping behaviour toward conspecifics.

Editorial Review

Guidarium Editorial Desk

Reviewed against Guidarium care, stocking, and compatibility standards. Read the editorial policy.

Last reviewed
May 1, 2026
Last updated
May 1, 2026
Issues or corrections?
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