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
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
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
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
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)
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
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
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
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
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
delta-15 Nitrogen isotope ratios versus Toxaphene, DDT, and HCH for fish and invertebrates from Lake Laberge, Yukon Territory

Historical profiles of PCBs (trichloro- and all other) in slices from dated sediment cores in Alaska, Canada, and Finland Median age of each slice is given on the vertical axis The green lines indicate the source function of PCBs

Historical profiles of PCBs (trichloro- and all other) in slices from dated sediment cores in Alaska, Canada, and Finland Median age of each slice is given on the vertical axis The green lines [..]
Historical profiles of PCBs (trichloro- and all other) in slices from dated sediment cores in Alaska, Canada, and Finland Median age of each slice is given on the vertical axis The green lines indicate the source function of PCBs

Concentrations, as geometric means, of major organochlorine groups in burbot liver at Fort Good Hope, NWT, Canada (1986-94) Vertical bars denote standard errors

Concentrations, as geometric means, of major organochlorine groups in burbot liver at Fort Good Hope, NWT, Canada (1986-94) Vertical bars denote standard errors
Concentrations, as geometric means, of major organochlorine groups in burbot liver at Fort Good Hope, NWT, Canada (1986-94) Vertical bars denote standard errors

Temporal trends in levels of PCB, DDT, alpha-HCH, and HCB in muscle from Lake Storvindeln pike and Lake Abiskojaure char in Sweden Mean levels (µg/g lw) and 95% confidence intervals of the mean are represented by dark points,

Temporal trends in levels of PCB, DDT, alpha-HCH, and HCB in muscle from Lake Storvindeln pike and Lake Abiskojaure char in Sweden Mean levels (µg/g lw) and 95% confidence intervals of the mean are [..]
Temporal trends in levels of PCB, DDT, alpha-HCH, and HCB in muscle from Lake Storvindeln pike and Lake Abiskojaure char in Sweden Mean levels (µg/g lw) and 95% confidence intervals of the mean are represented by dark points,

Levels of PCB congeners and PCDD/Fs (ng/g lw) in Lake Storvindeln pike muscle between 1968 and 1992

Levels of PCB congeners and PCDD/Fs (ng/g lw) in Lake Storvindeln pike muscle between 1968 and 1992
Levels of PCB congeners and PCDD/Fs (ng/g lw) in Lake Storvindeln pike muscle between 1968 and 1992

Concentrations of Hg in dated sediment cores from lakes in Arctic Finland and Canada

Concentrations of Hg in dated sediment cores from lakes in Arctic Finland and Canada
Concentrations of Hg in dated sediment cores from lakes in Arctic Finland and Canada



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