Patrick F Ryan

We don’t have enough information about this author to calculate their statistics. If you think this is an error let us know.
Learn More
Ecological risk assessment (ERA) guidance recommends that field-truthing efforts proceed when modeled hazard quotients (HQs) suggest that toxicological effects are occurring to site receptors. To date, no field methods have been proposed by the regulatory community that can lead to definitive determinations of acceptable or unacceptable risk for birds and(More)
  • 1