Peaceful community aquarium fish

Keep a group on clean fine sand or smooth, rounded gravel.

Provide effective filtration, sheltered retreats and at least 450 L for one adult; allow more room for additional fish.

Fin nipper — avoid with long-finned tankmates

Provide wood alongside varied food, sheltered retreats and effective filtration.

Keep a group with a base of at least 80 × 30 cm and clean sand or smooth gravel.

Fin nipper — avoid with long-finned tankmates

Maintain strong oxygenation, water movement and mature biofilm on rocks.

Provide a cool winter rest, planted cover and good oxygenation.

Plan for adult group space and hiding places; use a mature tank and a secure cover.

Fin nipper — avoid with long-finned tankmates

Use a mature tank with established biofilm; confirm actual feeding and supplement food.

Keep a group with open swimming space; maintain stable water and regular partial water changes.

Keep a group of twenty or more with dense cover and a base of at least 60 × 30 cm.

Keep a group of twenty or more with dense cover and a base of at least 45 × 30 cm.

Keep a large group with open swimming space and a secure lid; avoid timid or slow tankmates.

Provide clean water, sheltered resting places and water circulation.

Keep a group in a mature, stable tank with calm companions; offer small live or frozen foods daily.

Provide dense cover, stable warm water and room for fish to retreat from displaying males.

Keep a group with clean substrate and a base of at least 90 × 30 cm.

Provide rock retreats and separate territories for a colony.

Keep a group with clean sand or smooth gravel and a base of at least 61 × 38 cm.

Provide a cool winter rest, planted cover and good oxygenation.

Fin nipper — avoid with long-finned tankmates