1. Air Quality Processes Research Section, Environment and Climate Change Canada, 4905 Dufferin Street, Toronto, Ontario M3H 5T4, Canada
2. Water Quality Monitoring and Surveillance Division, Environment and Climate Change Canada, Burlington, Ontario L7S 1A1, Canada
3. Ecotoxicology and Wildlife Health Division, Environment and Climate Change Canada, Burlington, Ontario L7S 1A1, Canada
4. Environmental Monitoring and Reporting Branch, Ontario Ministry of the Environment, Conservation and Parks, 125 Resources Road, Toronto, Ontario M9P 3V6, Canada