- Kingdom: Animalia
- Phylum: Annelida
- Class: Polychaeta
- Subclass: Sedentaria
- Order: Sabellida
- Family: Sabellidae
- Scientific name: Sabella pavonina
- Norwegian: påfuglmark
Characteristics:
The body may reach 30 cm and include as many as 600 segments. The body is protected by a tube with a diameter of 8 mm or less. The feathery crown comes in wide range of colors. Often there are bands of red or orange. The crown retract quickly into the tube when the worm is disturbed.
Habitat:
It is usually seen on hard surfaces on sandy or rocky locations, it is very common on ship wrecks. It is most frequent deeper than 20 meters.
Distribution:
The peacock worm is widespread in the Atlantic Ocean, on both the northern and southern hemispheres.