189 Cossa, D., E. Bourget, D. Pouliot, J. Piuze, and J. P. Chanut 



(1980) Geographical and seasonal variations in the relationship between 

 trace metal content and body weight in Mytilus edulis. Mar. Biol. . 58(1): 

 7-14. 



190 Cossa, D., E. Bourget, and J. Piuze (1979) Sexual maturation as a 

 source of variation in the relationship between cadmium concentration and 

 body weight of Mytilus edulis L l^ar. Pollut. Bull. . 10(6):174-6. 



191 Cossa, D., and E. Bourget (1980) Trace elements in Mytilus edulis L. 

 from the estuary and Gulf of St. Lawrence, Canada: lead and cadmium 

 concentrations. Environ. Pollut. (Ser. A) . 23(1 ):1 -8. 



192 Cossa, D., M. Picard-B6rub6, and J. - P. Gouygou (1983) 

 Polynuclear aromatic hydrocarbons in mussels from the estuary and 

 northwestern Gulf of St. Lawrence, Canada. Bull. Environ. Contam. Toxicol. . 

 31(1):41-7. 



193 Cossa, D., and J. - G. Rondeau (1985) Seasonal, geographical and 

 size-induced variability in mercury content of Mytilus edulis in an 

 estuarine environment: a reassessment of mercury pollution level in the 

 Estuary and Gulf of St. Lawrence. Mar. Bio!. . 88(1):43-9. 



194 Cosson, A., C. Amiard-Triquet, and X. Grandier-Vazulle (1989) 

 Copper, zinc and tin metabolism in relation to pollution caused by the 

 activities of a marina. Oceanis . 15(4):411-8. 



195 Costa, R. L., and L. R. Molins (1957) Determinacibn colorimetrica del 

 plomo en el mejillon (Mytilus edulis) y en el agua de mar de la Ria de Vigo. 

 Bol. Inst. Esp. Oceanogr. . 84(-):1-13 (Spanish). 



196 Couch, J. A., L. A. Courtney, J. T. Winstead, and S. S. Foss 



(1979) The American oyster {Crassostrea virginica) as an indicator of 

 carcinogens in the aquatic environment. Animals as Monitors of 

 Environmental Pollutants . National Academy of Sciences, Washington, DC, 

 65-84. 



197 Coulson E. J. (1933) Studies on the nutritive value of oysters. Inv. Rep. 

 17, U. S. Dept. of Commerce, Bureau of Fisheries. 



198 Coulson, E. J., H. Levine, and R. E. Remington (1932) Oysters and 

 anemia. Am. J. Pub. Health . 22(-):1 141-6 ( Chem. Abs. . 27:123, 1933). 



199 Cowan A. A. (1978) Organochlorines in mussels from Scottish coastal 

 waters. ICES-CM-1978/E:39, International Council for the Exploration of 

 the Sea, Copenhaguen, Denmark. 



2 00 Cowan, A. A. (1981) Organochlorine compounds in mussels from Scottish 

 coastal waters. Environ. Pollut. (Ser. B^ . 2(2):1 29-43. 



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