TY - BOOK AU - Gray,John S. AU - Gray,John S. AU - McIntyre,A.D. AU - Stirn,Johze ED - United Nations Environment Programme. ED - Food and Agriculture Organization of the United Nations. TI - Manual of methods in aquatic environment research SN - 9251031363 (v. 11) PY - 1990/// CY - Rome PB - FAO KW - Aquatic sciences KW - Research KW - Technique KW - Water KW - Pollution KW - Measurement KW - Analysis N1 - "Prepared in cooperation with: United Nations Environment Programme, Mediterranean Action Plan"--Tp; pt. 11. Biological assessment of marine pollution--with particular reference to benthos / by John S. Gray, Alasdair D. McIntyre, Jose Stirn ER -