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Cumulative Risks To Eastern Oysters, Crassostrea Virginica In The James River, Va, Vrushali Lele
Cumulative Risks To Eastern Oysters, Crassostrea Virginica In The James River, Va, Vrushali Lele
Theses and Dissertations
In an effort to apply Cumulative Risk Assessment (CRA) as developed by the U.S. EPA, the present study investigates the cumulative risks to Eastern oysters due to multiple stressors such as salinity, temperature and oxygen and carbon dioxide. I also compared the effectiveness of the Hazard Quotient Method (HQ) in CRA. Ambient conditions in the James River, VA were obtained from the Virginia DEQ database and respiratory responses were estimated using values from the literature. The multiple environmental stresses are evaluated using a probabilistic analysis that combines the environmental conditions. It was concluded that salinity was the most influential stressor …