R W Macdonald
Affiliation: Fisheries and Oceans Canada
- Recent climate change in the Arctic and its impact on contaminant pathways and interpretation of temporal trend dataR W Macdonald
Institute of Ocean Sciences, Department of Fisheries and Oceans, P O Box 6000, Sydney, BC, Canada V8L 4B2
Sci Total Environ 342:5-86. 2005..Presently, a major reservoir for contaminants and the one most directly connected to biological uptake in species at greatest risk-the ocean-practically lacks such time series...
- Natural rates of sediment containment of PAH, PCB and metal inventories in Sydney Harbour, Nova ScotiaJ N Smith
Bedford Institute of Oceanography, Fisheries and Oceans Canada, Dartmouth, NS, Canada B2Y 4A2
Sci Total Environ 407:4858-69. 2009....
- Biogeochemical cycling in the Strait of GeorgiaS C Johannessen
Institute of Ocean Sciences, Fisheries and Oceans Canada, 9860 W Saanich Rd, P O Box 6000, Sidney, BC, Canada V8L 4B2
Mar Environ Res 66:S1-2. 2008..The latter set of papers addresses the role of municipal effluent as a pathway of organic carbon and other contaminants into the Strait of Georgia and the effect of the effluent on benthic geochemistry and biology...
- Responses of subtidal benthos of the Strait of Georgia, British Columbia, Canada to ambient sediment conditions and natural and anthropogenic depositionsB J Burd
Ecostat Research Ltd, 1040 Clayton Road, North Saanich, BC, Canada V8L 5P6
Mar Environ Res 66:S62-79. 2008....
- Sediment redox tracers in Strait of Georgia sediments--can they inform us of the loadings of organic carbon from municipal wastewater?R W Macdonald
Department of Fisheries and Oceans, Institute of Ocean Sciences, P O Box 6000, Sidney, BC, Canada V8L 4B2
Mar Environ Res 66:S87-100. 2008....
- Water column organic carbon in a Pacific marginal sea (Strait of Georgia, Canada)S C Johannessen
Fisheries and Oceans Canada, Institute of Ocean Sciences, 9860 West Saanich Raod, P O Box 6000, Sidney, BC, Canada V8L 4B2
Mar Environ Res 66:S49-61. 2008..6x10(8) kg yr(-1)) presumably supports microbial food webs or participates in chemical or photochemical reactions, while that which is exported (7.2x10(8) kg yr(-1)) represents a local source of organic carbon to the open ocean...
- Joined by geochemistry, divided by history: PCBs and PBDEs in Strait of Georgia sedimentsS C Johannessen
Fisheries and Oceans Canada, Institute of Ocean Sciences, 9860 W Saanich Road, P O Box 6000, Sidney, BC, Canada V8L 4B2
Mar Environ Res 66:S112-20. 2008..The experience with PCBs suggests that if PBDEs were banned today, it would take decades for inorganic sediment to bury them...
- Biogeographic provinces of total and methyl mercury in zooplankton and fish from the Beaufort and Chukchi seas: results from the SHEBA driftG A Stern
Department of Fisheries and Oceans, Freshwater Institute, 501 University Crescent, Winnipeg, Manitoba, Canada
Environ Sci Technol 39:4707-13. 2005....
- Quantitative determination of nonylphenol polyethoxylate surfactants in marine sediment using normal-phase liquid chromatography-electrospray mass spectrometryD Y Shang
Department of Fisheries and Oceans, Institute of Ocean Sciences, Sidney, British Columbia, Canada
J Chromatogr A 849:467-82. 1999..This work also demonstrates that by proper selection of normal-phase LC-ESI-MS interface conditions this technique is capable of solving separation problems which are not amenable with reversed-phase LC-ESI-MS...
- Sources and pathways of selected organochlorine pesticides to the Arctic and the effect of pathway divergence on HCH trends in biota: a reviewY F Li
Meteorological Service of Canada, Environment Canada, 4905 Dufferin Street, Downsview, ON, Canada M3H 5T4
Sci Total Environ 342:87-106. 2005....
- Sources, occurrence, trends and pathways of contaminants in the arctic physical environment: introduction to the special issueT F Bidleman
Sci Total Environ 342:1-4. 2005
- Historical alpha-HCH budget in the Arctic Ocean: the Arctic Mass Balance Box Model (AMBBM)Y F Li
Meteorological Service of Canada, Environment Canada, 4905 Dufferin Street, Toronto, Ontario, Canada M3H 5T4
Sci Total Environ 324:115-39. 2004..6% of total global alpha-HCH emission from agricultural land to the atmosphere. Differences in loadings of alpha-HCH to the North American Arctic Ocean and Eurasian Arctic Ocean are also discussed...
- Trifluoroacetate profiles in the Arctic, Atlantic, and Pacific OceansB F Scott
Environment Canada, National Water Research Institute, Aquatic Ecosystem Protection, Research Branch, 867 Lakeshore Road, Burlington, Ontario, Canada
Environ Sci Technol 39:6555-60. 2005..The results suggest that some deep-sea vents may be natural sources of TFA...
- Hexachlorocyclohexanes in the Canadian archipelago. 1. Spatial distribution and pathways of alpha-, beta- and gamma-HCHS in surface waterT F Bidleman
Centre for Atmospheric Research Experiments, Science and Technology Branch, Environment Canada, 6248 Eighth Line, Egbert, Ontario LOL INO, Canada
Environ Sci Technol 41:2688-95. 2007..The model accounted for the observed concentrations and higher EFs of alpha-HCH at the eastern stations...
- Aquatic ecology: delivery of pollutants by spawning salmonE M Krümmel
Department of Biology, University of Ottawa, Ottawa, Ontario K1N 6N5, Canada
Nature 425:255-6. 2003
- The transport of beta-hexachlorocyclohexane to the western Arctic Ocean: a contrast to alpha-HCHY F Li
Meteorological Service of Canada, Environment Canada, Downsview, ON
Sci Total Environ 291:229-46. 2002..Beta-HCH provides an important lesson that environmental pathways must be comprehensively understood before attempting to predict the behavior of one chemical by extrapolation from a seemingly similar chemical...