The emperor tetra is a popular choice among freshwater aquarium enthusiasts due to its striking appearance and peaceful nature. This small, colorful fish thrives in community tanks, particularly those that are densely planted. A well-maintained aquarium not only enhances their vibrant colors but also provides the ideal environment for their natural behaviors.

To promote a healthy and thriving community, it’s best to keep emperor tetras in small schools of six or more. This grouping encourages social interactions and can even lead to breeding, making them an engaging addition to your aquarium.

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The black tetra (Gymnocorymbus ternetzi), also known as the black skirt tetra, is a popular freshwater fish from the Characidae family. Known for its striking appearance and lively behavior, this species adapts well to aquarium life and is relatively easy to breed, producing numerous offspring.

However, black tetras can sometimes nip at the fins of other fish. Because of this behavior, they are not ideal tank mates for fish with long or delicate fins. It’s best to avoid keeping them with species that have veiled or long fins to prevent any potential issues.

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The Congo tetra (Phenacogrammus interruptus) is a strikingly beautiful aquarium fish known for its vivid colors and graceful movements. Considered one of the most stunning members of the Alestidae family, this fish adds a splash of color to any tank.

When kept in well-lit environments, the Congo tetra’s hues can vary dramatically, showcasing shades of blue, gold, and iridescent green. For aquarium enthusiasts looking to appreciate the full beauty of this fish, providing a planted tank with varying light sources can enhance its vibrant appearance.

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