The armored catfish, also called Loricariidae, are part of the group of bone fish and belong to the order of catfish-like. With 80 genera and 800 species they are the most diverse family of catfish-like. The distribution area of the armored catfish ranging from southern Central America, the tropical South America, the subtropical southern Argentina and Uruguay. The preferred temperature range extends depending on origin of 25 to 30 ° C. The size of the armored catfish can be very different, ranging from 3cm to 1m length. Some catfish are nocturnal and retire during the day in caves or similar hiding back.