Armoured catfish

Armoured catfish may refer to:


 * Family Loricariidae: The armoured suckermouth catfish, also known as suckermouth catfish, armoured catfish or simply 'plecs' or 'plecos'
 * Family Callichthyidae: armoured catfish, includes the genera
 * Corydoras, sometimes referred to as armoured catfish
 * Callichthys, known as the armoured catfish
 * Hoplosternum, known as the brown hoplo, cascadura or armoured catfish and in Guyana it's called Hassa.
 * Callichthys callichthys, a species popular in the aquarium trade, common name 'armoured catfish'
 * The thorny catfishes, Doradidae, are also sometimes referred to as armoured catfish