
At the graus level (or passages), communication canals between the sea and the littoral ponds, you will find fish, towards the flooded sansouïre and the ponds or towards the sea. Migrating species include mullet, sea bass, but also sea bream, sole and especially eel. Born in the Sargasso Sea, she joined the Atlantic and Mediterranean coasts after a long journey. She comes to grow in the coastal ponds or rivers where she spends several years of her life.