Catfish
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Catfish are a diverse group of ray-finned fish of the order Siluriformes. Catfish are named for their prominent barbels, which resemble a cat's whiskers, though not all catfish have prominent barbels.
A sting from the striped eel catfish, Plotosus lineatus, may be fatal. These are juveniles
Blue catfish (Ictalurus furcatus) skeleton, Museum of Osteology
The internal organs of glass catfish (such as Kryptopterus vitreolus) are visible through their transparent bodies
Loading U.S. farm-raised catfish.
Loricariidae
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Loricariidae is the largest family of catfish, with over 90 genera and just over 680 species. Loricariids originate from freshwater habitats of Costa Rica, Panama, and tropical and subtropical South A
Panaque nigrolineatus attached to a piece of wood
Pterygoplichthys multiradiatus, often sold as a common pleco, is an aquarium fish often purchased as an algae eater.