National Wildlife Research Centre
Wildlife Toxicology Division
Contaminant Section

Chemical residues in waterfowl and gamebirds harvested in Canada, 1987-95

B.M. Braune, B.J. Malone, N.M. Burgess, J.E. Elliott, N. Garrity, J. Hawkings, J. Hines, H. Marshall, W.K. Marshall, J. Rodrigue, B. Wakeford, M. Wayland, D.V. Weseloh, P.E. Whitehead

Technical Report Series No.326 Headquarters 1999
Canadian Wildlife Service

Table of Contents

Methods

• Sample collection
• Sample processing
• Chemical residue analyses
• Data presentation
• Data analysis

Results

• Organochlorines and PCBs
• Pectoral muscle
• Geographical variation in organochlorine and PCB concentrations
• Trophic variation in organochlorine and PCB concentrations
• Species variation in organochlorine and PCB concentrations
• Seabirds and other species
• Eggs
• PCDDs and PCDFs
• Pectoral muscle
• Eggs
• Toxaphene
• Metals
• Pectoral muscle
• Seabirds and other species
• Eggs
• Liver
• Cesium -137

Discussion

• Organochlorines and PCBs
• Pectoral muscle
• Organochlorine levels relative to other studies
• Effects of organochlorine residues
• Eggs
• Metals
• Pectoral muscle
• Metal levels relative to other studies
• Effects of metal residues
• Eggs
• Liver
• Cesium -137
• Critical levels for avian and wildlife health effects
• Organochlorines
• Metals and cesium -137
• Human consumption guidelines

Conclusion
Literature cited
Appendix A - Figures
Appendix B - Tables