Nannostomus unifasciatus unifasciatus (Pencil fish at a strip)

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The nannostomus unifasciatus unifasciatus is a fish from the Lebiasinidae family, originally from South America. It is a small fish, measuring about 5 cm in length, with an elongated body and laterally tablet. Its color varies according to environmental conditions, but it is generally gray or brown with a black longitudinal strip along the body.

The nannostomus unifasciatus unifasciatus is a gregarious fish that likes to live in groups in calm and shallow waters, such as streams, rivers and lagoons. It feeds mainly on aquatic insects and small crustaceans which it captures by quickly swimming on the surface of the water.

The unifasciatus unifasciatus nannostomus is a peaceful fish that can be heard well with other species of fish from its natural environment. However, it can be a little shy and hide if the environment is too noisy or agitated. In an aquarium, it is important to offer it sufficient space and a peaceful environment so that it can flourish.

As a threatened species, it is important to preserve the unifasciatus unifasciatus nannostomus in its natural environment. This can be done by ensuring that the waters in which it lives are clean and free from pollution, avoiding capturing wild fish to put them in aquariums, and by supporting the conservation efforts of this species.