Serrasalmus calmoni (Dark piranha, Calmon piranha)

The Serrasalmus calmoni is a fish belonging to the family of SerrasalMidae and the order of the Characiforms. It is a freshwater fish native to rivers and lakes from South America, especially the Amazon basin. It is also known as Calmon or Calmon-Tiger Poisson of Calmon.

The Serrasalmus calmoni has an elongated and tapered shape, with a slim body and a wide and flat head. Its color generally varies from light gray to dark gray, with black and white marks along its body. It can measure up to 15 centimeters in length, but on average it reaches about 10 centimeters.

The Serrasalmus calmoni is an aggressive and territorial predator, which feeds mainly on small fish and invertebrates. He is also known to be cannibalic and can tackle fish smaller than him. Due to its aggressive behavior, it is generally held alone or with fish of the same species in an aquarium specially designed for the title fish.

Serrasalmus calmoni is a popular fish in the aquarophilia, due to its relatively small size and its exotic appearance.