Some scallops live for ten years or more. Mussels are a cheap, nutritious shellfish, which are now farmed in Scotland, Wales and the south coast of England. Nowadays mussels are marketed throughout the year but they are best from October to March. 9 Seafood is an important part of a healthy diet. The oils and vitamins in fish and shellfish help to reduce heart disease and promote vitality.
Cockles live in dense bed in many coastal estuaries.
They are eaten by birds, fish and man. Some beds hold millions of these tasty molluscs.