The Buenos Aires Tetra, also known as the “Red Tetra,” is a popular freshwater fish among aquarium enthusiasts. Its scientific name is Hyphessobrycon anisitsi, and it belongs to the family Characidae. This species is native to South America, specifically the Paraná River basin.
The Buenos Aires Tetra has a sleek, streamlined body with a distinctive silver coloration that is complemented by red and black fins. The dorsal fin is long and pointed, while the anal fin is short and rounded. Males are typically slimmer and more colorful than females, and they may exhibit a slight curvature of the spine. This species can grow up to 2 inches (5 cm) in length, with an average lifespan of 5-6 years.
This fish is a shoaling species and is happiest when kept in groups of six or more. It is an active swimmer and requires a spacious aquarium with plenty of open swimming space. The tank should be heavily planted, with plenty of hiding spots and shade. The Buenos Aires Tetra is an omnivore and will readily accept a variety of foods, including flakes, pellets, and live or frozen foods such as bloodworms or brine shrimp.
In terms of water parameters, the Buenos Aires Tetra prefers a slightly acidic to neutral pH (6.5-7.5) and a water hardness of 4-15 dKH. The temperature range should be kept between 68°F to 78°F (20°C to 26°C). It is important to maintain good water quality, so regular water changes and filtration are necessary.
The Buenos Aires Tetra is generally easy to care for, and it is a hardy fish that can adapt to a range of aquarium conditions. However, it can be slightly aggressive towards smaller or slower-moving tank mates, so it is best to keep it with other similarly sized and active species.
In the wild, this species is known to be a schooling fish that feeds on insects, crustaceans, and small fish. It is also commonly found in heavily vegetated streams and rivers. The Buenos Aires Tetra has been widely introduced to other parts of the world and has become established in some areas, leading to concerns about its potential impact on native species.
Overall, the Buenos Aires Tetra is a beautiful and lively fish that is well-suited to community aquariums. Its active and social nature makes it a joy to watch, and its bright colors are sure to add vibrancy to any tank. With proper care and attention, this fish can provide years of enjoyment for aquarium enthusiasts.
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