Can severums live with peacock cichlids?

Verdict
No

No. Severums and peacock cichlids should not share a tank. Different water: severums want pH 6–7, peacock cichlids want pH 7.8–8.6.

SeverumSeverum74–84°F · pH 6–7 Peacock cichlidPeacock cichlid76–82°F · pH 7.8–8.6

What to watch

What works

Water side by side

55°60°65°70°75°80°85°90°Both: 76–82°Severum 74–84°Peacock cichlid 76–82°
The green band is the temperature range both can live in.
456789Severum 6–7Peacock cichlid 7.8–8.6
No pH suits both. One would live in the wrong water all the time.

Size to scale

Severum · 8 inPeacock cichlid · 6 in0"1"2"3"4"5"6"7"8"
Adult length in an aquarium. A fish can swallow anything that fits in its mouth, roughly a third to half its own length for predators.

Care at a glance

SeverumPeacock cichlid
Temperature74–84 °F76–82 °F
pH6–77.8–8.6
Adult size8.0 in6.0 in
Minimum tank55 gal55 gal
TemperamentSemi-aggressiveSemi-aggressive
Swims atMiddleMiddle
GroupAlone or in pairsGroups of 4+
DietOmnivoreCarnivore

Better tank mates for severums

All severum tank mates

Better tank mates for peacock cichlids

All peacock cichlid tank mates

Questions

Can severums live with peacock cichlids?

No. Severums and peacock cichlids should not share a tank. Different water: severums want pH 6–7, peacock cichlids want pH 7.8–8.6.

What temperature suits both severums and peacock cichlids?

76–82 °F. Severums need 74–84 °F, peacock cichlids need 76–82 °F.

What size tank do severums and peacock cichlids need together?

At least 55 gal, set by the severum. Add space for each extra fish.