1. Council of the European Communities. Council Directive 76/160/EEC of 8 December 1975 concerning the quality of bathing water;Anonymous;Official Journal of the European Communities,1976
2. Council Directive 79/923/EEC of 30 October 1979 on the quality required of shellfish waters;Anonymous;Official Journal of the European Communities,1979
3. Council Directive of 15 July 1991 laying down the health conditions for the production and placing on the market of live bivalve molluscs (91/492/EEC);Anonymous;Official Journal of the European Communities,1991
4. Anonymous 1997 The Surface Waters (Shellfish) (Classification) Regulations 1997 http://www.opsi.gov.uk/si/si1997/19971332.htm
5. Directive 2000/60/EC of the European Parliament and of the Council of 23 October 2000 establishing a framework for Community action in the field of water policy;Anonymous;Official Journal of the European Communities,2000