Can severums live with paradise fish?

Verdict
Yes

Yes. Severums and paradise fish get along in the same tank. Both are fine at 74–79°F. Plan on at least 55 gal.

SeverumSeverum74–84°F · pH 6–7 Paradise fishParadise fish61–79°F · pH 6–8

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 74–79°Severum 74–84°Paradise fish 61–79°
The green band is the temperature range both can live in.
456789Both: 6–7Severum 6–7Paradise fish 6–8
The green band is the pH both tolerate.

Size to scale

Severum · 8 inParadise fish · 3.5 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

SeverumParadise fish
Temperature74–84 °F61–79 °F
pH6–76–8
Adult size8.0 in3.5 in
Minimum tank55 gal20 gal
TemperamentSemi-aggressiveSemi-aggressive
Swims atMiddleTop
GroupAlone or in pairsOne per tank
DietOmnivoreOmnivore

Better tank mates for severums

All severum tank mates

Better tank mates for paradise fish

All paradise fish tank mates

Questions

Can severums live with paradise fish?

Yes. Severums and paradise fish get along in the same tank. Both are fine at 74–79°F. Plan on at least 55 gal.

What temperature suits both severums and paradise fish?

74–79 °F. Severums need 74–84 °F, paradise fish need 61–79 °F.

What size tank do severums and paradise fish need together?

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