The International Mussel Watch 



JACK F. UTHE, Research and Development Directorate, Halifax Laboratory, Nova Scotia, 



Canada 

 GREGORIO VARELA, Faculdad de Farmacia, Universidad Central Ciudad, Madrid, Spain 

 DAVID L. WEBBER, Department of Botany and Microbiology, University College of Swansea, 



Wales, United Kingdom 

 STEVEN WISE, National Bureau of Standards, Center for Analytical Chemistry, U.S. 



Department of Commerce, Washington, D.C., USA 

 PAUL D. YEVrTCH, Environmental Research Laboratory, U.S. EPA, Narragansett, RI, USA 

 DAVID YOUNG, South California Coastal Water Research Project, El Segundo, CA, USA 



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