R & K Aquatics

Black Widow Tetra

Gymnocorymbus Ternetzi

Tank size

15 to 20 gallons (approx. 60 litres) to provide ample swimming room.

Water Parameters

Temperature: 23°C to 27°C (73°F to 80°F).
ph: 6.0-7.5
Ammonia: 0
Nitrite: 0
Nitrate: 0-20
Kh: 4-8

Maintenance

weekly 25% water changes are recommended to maintain water quality.

Substrate & Plants

Provide heavy live plant coverage around the edges and back while leaving an open center for swimming.

Diet

High-quality micro pellets or finely crushed flake food. Supplement with live or frozen daphnia, baby brine shrimp, and cyclops. Feed 1 time daily. Provide only what they can consume within two minutes to prevent water fouling.

Temperament & Tank mates

Avoid any fish large enough or aggressive enough to view small tetras as food. Ideal choices include the Corydoras catfish, small rasboras, guppies, hatchetfish, and peaceful dwarf gouramis. Keep a minimum group of 6 to 8 fish.