Altum Angel (Pterophyllum altum)

Family: Cichlidae

A semi-aggressive omnivore cichlidae from the Orinoco basin of South America — moderate care.

Care parameters

Water temperature
27–31 °C
pH
4.8–6.2
GH hardness
1–5 dGH
Adult length
12.6–18 cm
Minimum tank
180 L
Water layer
Mid-water swimmer
Difficulty
Moderate
Temperament
Semi-aggressive
Origin
南美洲奥里诺科河流域

Species overview

Pterophyllum altum of the family Cichlidae is an aquarium-kept Cichlidae. Semi-aggressive and omnivore; quality prepared foods with variety, it grows to 12.6–18 cm and prefers 27–31 °C water. Other Pterophyllum species in our database include Pterophyllum scalare, Pterophyllum leopoldi.

Native biotope

Habitat
Clear streams, rivers and still waters
Flow
Still to very gentle water
Dissolved O₂
Average oxygen needs

Aquascape & hardware

Substrate
Smooth gravel and sand with open floor space
Hardscape
Driftwood, water-worn stones and shelters that mimic the native biotope
Plants
Hardy plants on hardscape; keep the floor open

Temperament, diet & tankmates

Schooling
Solitary, pairs or small groups
Diet
Omnivore; quality prepared foods with variety
Recommended tankmates
  • Amur False Gudgeon — Similar size and water needs
  • Striped Bitterling — Similar size and water needs
  • Acheilognathus gracilis — Similar size and water needs
Avoid keeping with
  • Fin-nipping species — Its fins become targets

Breeding & notes

Sexual dimorphism
Males are typically slimmer and more intensely colored; females fuller-bodied
Breeding method
Egg-scatterer over fine plants; condition with rich foods and simulate seasonal changes

Frequently asked questions

Is Altum Angel easy to keep?

Difficulty: moderate. Semi-aggressive. Solitary, pairs or small groups.

What temperature and water chemistry does Altum Angel need?

Hold 27–31 °C and keep it stable — 27–31 °C recorded range. Heater required for stable tropical warmth.

How big does Altum Angel get, and what tank size?

Full size is 12.6–18 cm. Minimum tank: 180 L, with open swimming space along its mid-water swimmer habits.

What does Altum Angel eat?

Omnivore; quality prepared foods with variety. Vary the menu — quality flakes or pellets plus frozen or live foods.

Can Altum Angel live with other fish?

Semi-aggressive; solitary, pairs or small groups. Good company: Amur False Gudgeon — Similar size and water needs, Striped Bitterling — Similar size and water needs, Acheilognathus gracilis — Similar size and water needs. Keep away from Fin-nipping species — Its fins become targets.

Where does Altum Angel come from?

Native to 南美洲奥里诺科河流域, where it lives in clear streams, rivers and still waters. Still to very gentle water; Average oxygen needs.

How does Altum Angel breed?

Egg-scatterer over fine plants; condition with rich foods and simulate seasonal changes. Males are typically slimmer and more intensely colored; females fuller-bodied.