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It is one of the vulgar or common names that a fish receives in Colombia. It is also usually called catfish or bearded fish. Actually there are many species of very similar traits and there are freshwater and marine. They belong to the siluridos, bearded or catfish. They are divided into 2 families (Ariidae and Protosidae). Some species have a poisonous spine on the pectoral fins and on the dorsal.