Motoro stingray

Motoro stingray or ocellate river stingray (Lat. Potamotrygon motoro) is one of the most famous and popular freshwater rays.

We should mention that despite the motoro stingray popularity in aquarium husbandry, there is still no quite precise classification of this family representatives.

From time to time, some new kinds are discovered, which were not described before.

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Snakeheads in aquarium

The snakeheads (lat. Channidae) are members of freshwater ray-finned fishes family from an Anabantiforme order. The fish got its name due to the similarity of its scales and head shape with a snake one.

There are two genuses known, which exist nowadays, and one extinct genus. The species are encountered in equatorial Africa (Parachanna genus) and South, South-East, East Asia (Channa genus); some kinds of Channa genus were introduced into North America.

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