Fishician®
Aquarium species profile

Severum

Heros severus / H. efasciatus · South America (Amazon basin)

Minimum tank75 gal
Adult size8–10"
Care levelModerate
TemperamentSemi-Aggressive
Temperature75–84°F
pH range6.0–7.5

Diet

Omnivore – cichlid pellets, vegetables, frozen bloodworms, occasional fruit

Compatible tank mates

Angelfish, larger tetras, Plecos, peaceful larger cichlids

Tank mates to avoid

Very small fish, overly aggressive cichlids, delicate plants

Care notes

Often called the gentle giant of cichlids. Disc-shaped body. Available in green, gold, and red forms. May nibble soft plants.

Check the whole aquarium. Tank size alone does not establish compatibility. Confirm adult size, water overlap, social grouping, territory, diet, and the individual animals before stocking.

Check compatibility in Fishician