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Dwarf Distichodus

Distichodus decemmaculatus

A rare dwarf from the Congo that actually stays small enough for a community tank.

Dwarf Distichodus
© (c) Gina Walsh, some rights reserved (CC BY-NC) · CC-BY NC

About

The Dwarf Distichodus (Distichodus decemmaculatus) is a refreshing outlier in a genus that otherwise tends toward fish you'd need a serious large tank to house. Native to the central Congo basin, this little herbivore tops out around three inches, making it one of the few members of its family that fits comfortably in a modest setup. In terms of looks, it carries the chunky, torpedo-shaped body typical of the group, marked with a row of dark spots along the flanks that give it a clean, graphic pattern. In the wild it grazes on plant matter in Congo's soft, warm waters, and that dietary preference carries straight into captivity. Soft-leaved aquarium plants will be on the menu, so hardy species or artificial plants are the practical route if you want a decorated tank. Behaviorally it tends to be active and curious without being aggressive toward similarly sized tankmates, though keeping a small group rather than a lone specimen generally brings out more natural behavior. It sits at intermediate care level mostly because of the plant-grazing tendency and the need for consistent water quality, but a fishkeeper with some experience maintaining a planted or Congo biotope setup should find this species genuinely rewarding over its five-to-eight-year lifespan.

Frequently asked questions

How big does the Dwarf Distichodus get?
The Dwarf Distichodus reaches about 2–3" as an adult.
What size tank does the Dwarf Distichodus need?
A minimum of 15 gallons is recommended for the Dwarf Distichodus.
What water parameters does the Dwarf Distichodus need?
The Dwarf Distichodus does best with a temperature of 73–81°F, a pH of 6.5–7.5, hardness around 10–20 dGH.
Is the Dwarf Distichodus aggressive?
The Dwarf Distichodus is generally peaceful and suits a community tank with similarly calm tankmates.
What does the Dwarf Distichodus eat?
The Dwarf Distichodus is a herbivore. It needs a plant-based diet such as algae, blanched vegetables, or spirulina-based foods.
How long does the Dwarf Distichodus live?
With good care, the Dwarf Distichodus typically lives 5-8 years.