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90 assessed pairingsPterophyllum scalare

Angelfish compatibility

Every pairing AquariumHQ has assessed for Angelfish, derived from stored behavioural and environmental traits. Each verdict links to the reasoning behind it — including where the evidence runs out.

The species record is on the Angelfish page. Any pairing not listed here can be assessed on demand with the compatibility checker.

What decides this species' pairings

Counted across every assessment above — the dimensions that actually raise concerns for this animal, rather than the ones a care sheet would list.

DimensionPairings raising itShare
breeding aggression116129%
territory5157%
aggression4752%
temperature4550%
fin nipping3438%
zone competition3033%

Environmental compromise

Whether a shared temperature, pH and hardness band exists is a necessary condition, not evidence that it suits both animals. This counts how good the overlap actually is.

Overlap qualityPairings
Comfortable for both28
Workable27
Forced compromise — neither animal is where it wants to be16
One animal at the edge of its range12
No overlap at all7

Every assessed pairing

Grouped by verdict, worst first.

Incompatible (26)

Should not be attempted. At least one factor is expected to cause harm.

Poor match (55)

Workable only in unusual circumstances. Not a pairing to plan around.

Verdict distribution

VerdictPairingsWhat it means
Poor match55Workable only in unusual circumstances. Not a pairing to plan around.
Incompatible26Should not be attempted. At least one factor is expected to cause harm.
Conditional9Can work, but only if the stated conditions are met.