The use of the relative risk model and Bayesian networks for calculation of risk for the South River, VA

Slide deck (Oct 11, 2011) describing a multiple-stressor ecological risk assessment for the South River, VA. It explains the Relative Risk Model and Bayesian network approach, links mercury sources to ecological endpoints, shows preliminary smallmouth bass toxicity models and spatial risk patterns across six regions, and discusses scenario simulations, data gaps and expert solicitation.