European Fanworm (Sabella spallanzanii Gmelin, 1805) is a polychaeta ringworm from the Sabellidae family, ...

European Fanworm is one of the easiest organisms to encounter during a dive or more simply when you go underwater at any depth. However, it is almost impossible not to stop and admire it trying to observe it ...

Protula tubularia is a sedentary Mediterranean polychaete also present on the two sides of the Atlantic and in other seas. The vermiform body is protected by a solid calcareous tube, up to 1 cm broad, which the animal builds around, after having chosen for fixing itself a ridge where the currents rich in plankton pass. From the tube in which it moves, which is the house chosen for life, two elegant gill crowns come out ...

The red-tuft Protula lives throughout the Mediterranean Sea in small tubes at depths that can vary from 10 meters to over 100 meters. It is a very common annelid throughout the Mediterranean and therefore we can easily find it among the Posidonia oceanica meadows, on the various detrital bottoms and in coral reefs. The red color characterizes this worm from the other species of the same family.