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                              Echeneis  #Comments Habit and Habitat:   Echeneis is a common Marine fish. It swims in water feeding, on small fishes. It attaches itself through the adhesive disc to boats, sharks, bony fishes, sea turtles, and other marine animals.                                                       Echeneis are commonly called suckerfish. A sucking disc is found on the head. The first dorsal fin is modified into a suctorial disc for attachment. It is oval in shape and is provided with numerous transverse furrows Fish applies disc against other fishes thus creating a partial vacuum by operating the suction action. The second dorsal fin and anal fin are elongated and opposite to each other. The ventral fin has one spine. Caudal fin is bilobed. Commonly se...