793 Pequegnat, J. E., S. W. Fowler, and L. F. Small (1969) Estimates 

 of the zinc requirements of marine organisms. J. Fish. Re s. Bd. Can.. 26(-): 

 145-50. 



794 Perdriau, J. (1964) Pollution marine par les hydrocarbures 

 cancerigenes - type benzo-3,4-pyrene - incidences biiologiques. Cah. 

 Oceanogr. . 16(-): 205-29 (French). 



795 Patrick, G., D. E. Schuiz, and J. C. Duinker (1988) Clean-up of 

 environment samples by high-performance liquid chromatography for 

 analysis of organochlorine compounds by gas chromatography with electron- 

 capture detection. J. Chromatoor . 435(1):241-8. 



796 Petrocelli, S. R., J. W. Anderson, and A. R. Hanks (1974) DDT and 

 dieldrin residues in selected biota from San Antonio Bay, Texas - 1972. 

 Pest. Monit. J. . 8(-):167-72. 



797 Pfannhauser, W. (1983) Species of heavy metals present in some foods. 

 Chemosphere . 12(7-8):1061-4. 



798 Pfeiffer, W. C, M. Fiszman, and L. C. Laderda (1988) Heavy metal 

 surveys in Brazilian coastal environments. Metals in Coastal En vironments 

 of Latin America . Springer-Verlag, New York. 3-8. 



799 Phelps, D. K., and W. B. Galloway (1980) A report on the Coastal 

 Environmental Assessment Stations (CEAS) Program. Rapp. P.-V . Reun.. 

 Cons. Int. Explor. Mer.. 179(-):76-81 . 



800 Phelps H. L. (1983) Elfect of Aufwuchs copper on spat settlement of the 

 oyster Crassostrea virginica. OWRTA010DC1, Office of Water Research and 

 Technology, Washington, DC, 43 pp. 



801 Phelps, H. L., and E. W. Hetzel (1987) Oyster size, age, and copper 

 and zinc accumulation. J. Shellfish Res. . 6(2):67-70. 



802 



Phelps, H. L., D. A. Wright, and J. A. Mihursky (1985) Factors 

 affecting trace metal accumulation by estuarine oysters Crassostrea 

 virainica. Mar. Ecol. . 22(2):187-198. 



803 Phillips, D. J. H. (1976) The common mussel Mytilus edulis as an 

 indicator of pollution of zinc, cadmium, lead, copper. I. Effects of 

 environmental variables on the uptake of metals. Mar. Biol. . 38(-):59-69. 



804 Phillips, D. J. H. (1976) The common mussel Mytilus edulis as an 

 indicator of pollution by zinc, cadmium, lead and copper. II. Relationship of 

 metals in the mussel to those discharged by industry. Mar. Biol. . 38(-): 

 71-80. 



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