Naucrates ductor (Pilot fish)

It is fish have 4 small thorns before the dorsal fins. They are scratched and often accompanies sharks.

Naucrate Dutor fish is a marine fish belonging to the Naucratidae family. It is also known as the Shark Shark or Shark Pilot. It is a fish of small to medium size, generally measuring between 30 and 60 centimeters long. His body is lengthened and slender, with a pointed head and wide and triangular pectoral fins. The color of her body generally varies between dark gray and dark brown, with lighter spots on the belly.

The Ductor Naucrates is mainly a background fish, which is in the shallow waters of lagoons and estuaries, as well as in the rocky and sandy coastal areas. It is generally lonely, but it is sometimes found in small groups. Naucrates Ducctor is an opportunistic predator who feeds on small fish, crabs, shrimp and molluscs he finds in the seabed.

Dector Naucrates is a very agile and fast fish, capable of quickly moving in water thanks to its powerful pectoral fins. He is also known for his particular behavior as a "shark pilot", where he follows large sharks and feeds on the remains of their food. This allows him to eat without having to engage in an active hunt, but it also endangers him by putting him in contact with larger and more powerful predators.

Naucrates Ducctor is a relatively common fish in tropical and subtropical waters of the Atlantic, the Indian Ocean and the Pacific, although it is threatened by the overexploitation and destruction of its natural habitat. It is also used in aquaculture for the production of fish flour and in some cases for human consumption.