1. Anonymous, 2001, Commission Directive 2001/22/EC laying down the sampling methods and the methods of analysis for the official control of the levels of lead, cadmium, mercury and 3-MCPD in foodstuffs. Official Journal of the European Communities, L 77, 16 March 2001, pp. 14–21.
2. Anonymous, 2002, Commission Regulation (EC) No 221/2002 of 6 February 2002 amending Regulation (EC) No 466/2001 setting maximum levels for certain contaminants in foodstuffs.Official Journal of the European Communities, L37, 7 February 2002, pp. 4–6.
3. Anonymous, 2005, Anuario de pesca. Servicio de produción pesqueira da Dirección Xeral de Recursos Mariños. Consellería de Pesca.
4. Integrative assessment of marine pollution in Galician estuaries using sediment chemistry, mussel bioaccumulation, and embryo-larval toxicity bioassays
5. Beiras R., Bellas J., Fernández N., Lorenzo J.I., Cobelo-García A., 2003b, Assessment of coastal marine pollution in Galicia (NW Iberian Peninsula); metal concentrations in seawater, sediments and mussels (Mytilus galloprovincialis) versus embryo-larval bioassays usingParacentrotus lividusandCiona intestinalis. Mar. Environ. Res. 56, 531–553.