. Coastal environmental quality in the United States, 1990 : chemical contamination in sediment and tissues. National Status and Trends Program (U. S. ); Marine sediments -- United States Analysis; Marine animals -- Effect of water pollution on United States; Estuarine animals -- Effect of water pollution on United States. Puget Sound Bates etal. (1984) 4000 tPAH (ng/g-dry) 2000-, 1990- 1980 1970- 1960- 03 ^ 1950- 1940- 1930 1920 1910 1900 Puget Sound Crecelius and Bloom (19i 2000 1990. 1930- 1920 1910- 1900 Southern California Eganhouse and Kaplan (1988) 05 10 15 20 2 5 30 35 40 45 50 5 5
. Coastal environmental quality in the United States, 1990 : chemical contamination in sediment and tissues. National Status and Trends Program (U. S. ); Marine sediments -- United States Analysis; Marine animals -- Effect of water pollution on United States; Estuarine animals -- Effect of water pollution on United States. Puget Sound Bates etal. (1984) 4000 tPAH (ng/g-dry) 2000-, 1990- 1980 1970- 1960- 03 ^ 1950- 1940- 1930 1920 1910 1900 Puget Sound Crecelius and Bloom (19i 2000 1990. 1930- 1920 1910- 1900 Southern California Eganhouse and Kaplan (1988) 05 10 15 20 2 5 30 35 40 45 50 5 5 50 Concentration relative to 1940 20 40 60 80 100 120 tPDT (nq/g-dry) 13. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original O'Connor, Thomas P. , 1944-; National Status and Trends Program (U. S. ); United States. Ocean Assessments Division. Coastal and Estuarine Assessment Branch. Rockville, Md. : Coastal and Estuarine Assessment Branch, Ocean Assessments Division, Office of Oceanography and Marine Assessment, National Ocean Service, National Oceanic and Atmospheric Administration
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