Search Results: "Freshwater environment" OR "freshwater fish" OR "time trends" OR "heavy metals" OR "metals" OR "mercury (Hg)"

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Comparison of monthly water and suspended sediment loads to the Mackenzie Delta plain for the period 1974-1983 Comparison of monthly water and suspended sediment loads to the Mackenzie Delta plain for the period 1974-1983
Illustration of the movement of less dense spring freshet water moving through a small Arctic lake underneath the surface ice cover, but not mixing with the water column Illustration of the movement of less dense spring freshet water moving through a small Arctic lake underneath the surface ice cover, but not mixing with the water column
Monthly mean discharges for the Nelson River, Canada for the period 1960 to regulation in 1973, compared to post-regulation discharges from 1976 to 1990 Monthly mean discharges for the Nelson River, Canada for the period 1960 to regulation in 1973, compared to post-regulation discharges from 1976 to 1990
Average concentrations (ng/L) of sum-HCH in Arctic rivers in 1993 Average concentrations (ng/L) of sum-HCH in Arctic rivers in 1993
Concentrations of sum-PCB and sum-DDT in surface sediments (from grab samples or from top slices of cores) on a circumpolar basis, and the ranked distribution of values Concentrations of sum-PCB and sum-DDT in surface sediments (from grab samples or from top slices of cores) on a circumpolar basis, and the ranked distribution of values
Latitudinal fluxes of sum-PCB in dated sediment cores from 25 locations including 13 Arctic locations (in Canada, Finland, and Alaska) Latitudinal fluxes of sum-PCB in dated sediment cores from 25 locations including 13 Arctic locations (in Canada, Finland, and Alaska)
Comparison of sum-PCB concentrations (lipid normalized) in Arctic versus temperate zone salmonid fish See Annex Table 6A9 for wet weight concentrations Comparison of sum-PCB concentrations (lipid normalized) in Arctic versus temperate zone salmonid fish See Annex Table 6A9 for wet weight concentrations
OC levels (µg/g lw in muscle) in landlocked and anadromous (italic labels) Arctic char OC levels (µg/g lw in muscle) in landlocked and anadromous (italic labels) Arctic char
Mean delta-15 nitrogen (ppt) for invertebrates and fish collected from Laberge, Fox, and Kusawa Lakes Mean delta-15 nitrogen (ppt) for invertebrates and fish collected from Laberge, Fox, and Kusawa Lakes
Geographic trends of sum-PCBs in zooplankton (>100 µm) in northern Canadian lakes All concentrations in ng/g dw Geographic trends of sum-PCBs in zooplankton (>100 µm) in northern Canadian lakes All concentrations in ng/g dw
delta-15 Nitrogen isotope ratios versus Toxaphene, DDT, and HCH for fish and invertebrates from Lake Laberge, Yukon Territory delta-15 Nitrogen isotope ratios versus Toxaphene, DDT, and HCH for fish and invertebrates from Lake Laberge, Yukon Territory
Temporal trends in OC levels (ng/g lw) in reindeer from Abisko, Sweden Levels are usually based on a pool of 10 samples Temporal trends in OC levels (ng/g lw) in reindeer from Abisko, Sweden Levels are usually based on a pool of 10 samples
Deposition of PCBs, as mono/di/trichloro- and tetra-nonachlorobiphenyls) in snow cores from the Agassiz Ice Cap (northern Ellesmere Island, Canada) Combined light and dark shaded sections of each bar indicate sum-PCB flux Deposition of PCBs, as mono/di/trichloro- and tetra-nonachlorobiphenyls) in snow cores from the Agassiz Ice Cap (northern Ellesmere Island, Canada) Combined light and dark shaded sections of each bar [..]
Temporal trends in concentrations of sum-HCH and toxaphene in Arctic air Temporal trends in concentrations of sum-HCH and toxaphene in Arctic air
Temporal trends in PCB and DDT levels (µg/g lw ± 95% confidence limits) of otter muscle in Sweden Levels are based on means of 26, 16, and 28 samples (northern Sweden) and 29, 9, and 15 samples (southern Sweden) Temporal trends in PCB and DDT levels (µg/g lw ± 95% confidence limits) of otter muscle in Sweden Levels are based on means of 26, 16, and 28 samples (northern Sweden) and 29, 9, and 15 samples [..]

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