Aqua Tools

Compatibility check

Can Angelfish and Betta live together?

Angelfish and Betta can usually live together when the tank is sized for both species and normal group needs are met.

compatible

Quick answer

Recommended minimum tank for this pair: 40 US gal / 151 L. Keep Angelfish at 1+ and Betta at 1+ where those group sizes are greater than one.

Factor breakdown

Factor Result Explanation
Water type OK Angelfish is freshwater; Betta is freshwater. Compatibility pages are generated only for matching water types.
Temperature OK Temperature overlaps at 24-28 C. Angelfish is listed at 24-29 C; Betta is listed at 24-28 C.
pH OK pH overlaps at 6.5-7.5. Angelfish is listed at 6-7.5; Betta is listed at 6.5-7.8.
Hardness OK Hardness overlaps at 3-12 dGH. Angelfish is listed at 1-12 dGH; Betta is listed at 3-15 dGH.
Adult size and predation OK Adult sizes are not an obvious predator-prey mismatch (Angelfish: 15 cm; Betta: 7 cm).
Temperament and aggression OK Angelfish (semi-aggressive cichlid) and Betta (territorial) do not have an obvious aggression clash in the dataset.
Fin nipping risk OK The dataset does not flag this pair as a fin-nipper plus long-finned combination.
Schooling and group needs OK Neither species requires a large school in this dataset, though normal social behavior still matters.
Explicit avoid tags OK No explicit avoid-tag conflict was found between these two records.
Minimum combined tank size OK Use at least 40 US gallons (151 L) for the pair, based on the larger minimum tank plus bioload and activity adjustments where relevant.

Species profiles

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Sources and attribution

Source links are verification references for taxonomy and identifiers. Care values are AI-generated from common hobby consensus and need expert review.