Mussels come in all kinds of variations and are consumed a lot. The mussel is a bivalve and has a dark blue / black colored shell and can reach a diameter of 8 cm. The mussel is also internationally called Blue Mussel. The mussel is found in the eastern and western parts of the Atlantic Ocean to the Mediterranean Sea and in the North Sea. Mussels are grown in different ways. A common method is the hanging culture technique. The mussel hanging culture differs from the mussel soil culture. The scale of the mussel hanging culture is thinner. Hanging culture has the advantage that the mussel grows faster.