Puyu fish is often associated with mystical beliefs. The myth about the so-called puyu fish can be a barrier toyol and black magic attacks is not something we rarely hear. Even some who believe in preserving the fish can be puyu 'charm' to prevent evil.
In addition to maintaining puyu fish for ornamental purposes or to make a barrier of evil, not less of it as well as food. Puyu fish have the same properties with freshwater fish, other, even assuming the public perception of fish as fish puyu swamp or mud fish. Puyu fish species of freshwater fish is the most durable because of its shape sharp fins scaly and smooth, with a long lifespan and can live long in the land even without water. Usually the fish will be allowed to within 2-3 days before cooking for the purpose of eliminating the smell of mud.