Black neon tetra (Hyphessobrycon herbertaxelrodi)

Black neon tetra (Hyphessobrycon herbertaxelrodi) is a graceful and active aquarium fish. If you put a school of fish in a thickly planted tank with dark bottom substrate, the tank will look magnificent.

Except for their beauty, that tetras are known for their peaceful temper and for being good tank mates.

They are somehow alike neon tetras – just like them they have a stripe on their body, even though the fish is called black neon they are completely different fishes.
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Keep reading…Black neon tetra (Hyphessobrycon herbertaxelrodi)

Cardinal tetra (Paracheirodon axelrodi)

Paracheirodon axelrodi are amazingly beautiful fishes and they are the most popular ones in aquarium husbandry. The most of the fish beauty can be seen in the fish school – in a thickly planted tank such a school looks especially glamorous.

When keeping cardinal in soft and acidic water (black water) the fish coloring becomes more bright. Also cardinal neon tetra looks quite fascinating in a thickly planted tank with soft lights and dark bottom substrate.

Keep reading…Cardinal tetra (Paracheirodon axelrodi)