The barbels are sensory organs and are used to help locate prey.[6] Both young and adult mullet are preyed on by various fish including the angler fish (Lophius piscatorius), the thornback ray (Raja clavata), the common stingray (Dasyatis pastinaca), the school shark (Galeorhinus galeus), the John Dory (Zeus faber) and the European hake (Merluccius merluccius).[6]