Common Name(s)
Discus tetra, silver dollar tetra
Scientific Name
Brachychalcinus orbicularis
Family
Characidae
Origin
Suriname and Guyana
Temperament
Peaceful, and very active
Maximum Size
3.5 inches
Minimum Tank Size
40 gallons
Tank Setup
Looks best in a planted tank with a dark substrate and background.
Tank Region
Middle-top
Diet
Omnivore, unfussy about what it eats.
Breeding
Unknown.
Compatibility
With other larger peaceful fish, may scare smaller, shy fish
Ease of Keeping
Fairly easy
Care
pH: Doesn't matter; Temperature: 75-82 Fahrenheit
Brachychalcinus_orbicularis.jpg

By Francis de Laporte de Castelnau - Expédition dans les parties centrales de l'Amérique du Sud, de Rio de Janeiro à Lima et de Lima au Para sous la direction du Comte Francis de Castelnau , 1856 (exemplaire de la bibliothèque patrimoniale de Gray (France)), Public Domain, https://commons.wikimedia.org/w/index.php?curid=5913212

A schooling fish, so should be kept in groups of 6+ of their own species.

Females are larger and are rounder-bodied, while males have a hook extensions on their anal fins.