 Their eggs and fry are planktonic while the juveniles shelter in very sheltered coastal waters.The adults attain a maximum age of six years old.In Australia the yellowtail barracuda was found to be a host to the parasitic tapeworm "Floriceps minacanthus" while the ectoparasitic monogenean "Diplectanum cazauxi" has been found on the gills of a number of barracuda species, including the yellowtail barracuda.