Congo Tetra –

Congo tetras are one of the most elegant schooling fish in the hobby. Known for their shimmering rainbow-like color, flowing fins, and graceful movement, they bring a beautiful flash of color to larger peaceful aquariums. When kept in a proper school, they create an incredible display that instantly makes a tank feel more alive.

These fish are a great choice for hobbyists who want something a little more unique than a standard tetra. Their soft iridescent colors can show shades of blue, gold, purple, and orange, and mature males develop especially beautiful flowing finnage that makes them stand out in the aquarium.

Why You’ll Love Them

• Beautiful iridescent rainbow sheen
• Peaceful schooling fish
• Males develop long, flowing fins
• Excellent for larger planted community tanks
• Active, eye-catching, and full of movement

Care Guide

• Common Name: Congo Tetra
• Scientific Name: Phenacogrammus interruptus
• Adult Size: Around 3 inches, with males larger than females
• Temperament: Peaceful
• Tank Size: 30 gallons or larger recommended
• Group Size: Best kept in groups of 6 or more
• Temperature: 73–82°F
• pH: 6.0–7.5
• Diet: Flakes, small pellets, frozen foods, and other quality omnivore foods
• Tank Level: Midwater swimmer

Tank Setup Tips

Congo tetras do best in a well-maintained aquarium with good swimming space, plants around the edges, and gentle water movement. They appreciate a calm environment where they can school comfortably and show their best color.

These fish look especially nice in planted tanks with darker backgrounds and open midwater space. Because males develop longer fins, it is best to avoid aggressive or fin-nipping tankmates.

Feeding

Congo tetras are easy to feed and enjoy a varied diet. Offer a mix of high-quality flakes, small pellets, frozen foods, and occasional treats to keep them healthy and help bring out their best color and condition.

What to Expect

Congo tetras are active, peaceful, and especially impressive in a group. As they mature and settle in, their color and finnage become even more attractive, making them one of the best choices for hobbyists who want a schooling fish with a more elegant look.

Shipping Information

We ship all orders on Monday and Tuesday. Most livestock orders arrive Wednesday or Thursday.

Fish colors may vary. Live delivery is guaranteed.