p. 159 - 164 PRELIMINARY OBSERVATIONS ON THE COASTAL MARINE POLLUTION WITH ORGANIC SUBSTANCES RESULTING FROM THE RESIDUAL WATERS OF THE FOOD INDUSTRY Angela Butu Romanian Marine Research Institute Constanta Abstract This paper presents the results of some investigations in the field of marine pollution at the Black Sea coast concerning the organic wastes contamination of the technological waters resulting from the food industry. It also includes some recommendations regarding the reduction of these impurities in view of their revaluation and of ensuring environmental protection.