Mullus surmuletus (Linnaeus, 1758) commonly known as a rock mullet, is a marine bone fish belonging to the Famiglis Mullidae.
The rock mullet is widespread in the eastern Atlantic from Norway to Senegal, the Mediterranean Sea and the Black Sea. It populates rocky seabed and also sandy or covered with vegetables, but in the vicinity however of hard substrates, always at low depths.
The rockd mullet arrives at a length between 20 and 25 cm, even if the females are larger than the males.
The rock mullet feeds on small benthic organisms such as molluscs, polychets, crustaceans, echinoderms and even small fish.