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 [..]
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)

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

Sum-PCB and sum-DDT in ringed seal blubber (µg/g) Vertical bars denote standard deviation

Sum-PCB and sum-DDT in ringed seal blubber (µg/g) Vertical bars denote standard deviation
Sum-PCB and sum-DDT in ringed seal blubber (µg/g) Vertical bars denote standard deviation

Sum-PCB levels in pinnipeds in Norway

Sum-PCB levels in pinnipeds in Norway
Sum-PCB levels in pinnipeds in Norway

Variation of PCB with age in blubber of ringed seals (western Hudson Bay, Canada) A total of 24 females and 30 males were analyzed

Variation of PCB with age in blubber of ringed seals (western Hudson Bay, Canada) A total of 24 females and 30 males were analyzed
Variation of PCB with age in blubber of ringed seals (western Hudson Bay, Canada) A total of 24 females and 30 males were analyzed

Sum-PCB levels in cetaceans in Norway

Sum-PCB levels in cetaceans in Norway
Sum-PCB levels in cetaceans in Norway

Correlations between concentrations (lw) of major persistent OCs and trophic level in the marine food web for Svalbard and Lancaster Sound Trophic level data were assigned based on Hobson and Welch (1992)

Correlations between concentrations (lw) of major persistent OCs and trophic level in the marine food web for Svalbard and Lancaster Sound Trophic level data were assigned based on Hobson and Welch [..]
Correlations between concentrations (lw) of major persistent OCs and trophic level in the marine food web for Svalbard and Lancaster Sound Trophic level data were assigned based on Hobson and Welch (1992)

Comparison of sum-PCB concentrations in seal blubber from various Arctic regions with results from the same species in temperate waters Vertical bars represent means and the horizontal bars the standard deviation, where available

Comparison of sum-PCB concentrations in seal blubber from various Arctic regions with results from the same species in temperate waters Vertical bars represent means and the horizontal bars the [..]
Comparison of sum-PCB concentrations in seal blubber from various Arctic regions with results from the same species in temperate waters Vertical bars represent means and the horizontal bars the standard deviation, where available

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
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 [..]
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

Aryl hydrocarbon hydroxylase (AHH, nmol/mg microsomal protein/min) activities in liver microsomes of beluga taken from the Eskimo Lakes area of the Mackenzie Delta, as a function of PCB congener concentrations in blubber

Aryl hydrocarbon hydroxylase (AHH, nmol/mg microsomal protein/min) activities in liver microsomes of beluga taken from the Eskimo Lakes area of the Mackenzie Delta, as a function of PCB congener [..]
Aryl hydrocarbon hydroxylase (AHH, nmol/mg microsomal protein/min) activities in liver microsomes of beluga taken from the Eskimo Lakes area of the Mackenzie Delta, as a function of PCB congener concentrations in blubber

Body concentrations of PCDD/F and non-ortho and mono-ortho PCBs as TCDD equivalents (pg/g lw) in Arctic mammals compared to thresholds for immunosuppression in harbor seal for the same combinations of substances analyzed

Body concentrations of PCDD/F and non-ortho and mono-ortho PCBs as TCDD equivalents (pg/g lw) in Arctic mammals compared to thresholds for immunosuppression in harbor seal for the same combinations of [..]
Body concentrations of PCDD/F and non-ortho and mono-ortho PCBs as TCDD equivalents (pg/g lw) in Arctic mammals compared to thresholds for immunosuppression in harbor seal for the same combinations of substances analyzed

Concentrations of PCDD/F and non-ortho and mono-ortho PCBs as TCDD equivalents (pg/g ww) in Arctic bird eggs compared to thresholds for avian effects (1 Giesy et al 1994b, 2 Nosek et al 1992, 3 Verrett 1976,

Concentrations of PCDD/F and non-ortho and mono-ortho PCBs as TCDD equivalents (pg/g ww) in Arctic bird eggs compared to thresholds for avian effects (1 Giesy et al 1994b, 2 Nosek et al 1992, 3 [..]
Concentrations of PCDD/F and non-ortho and mono-ortho PCBs as TCDD equivalents (pg/g ww) in Arctic bird eggs compared to thresholds for avian effects (1 Giesy et al 1994b, 2 Nosek et al 1992, 3 Verrett 1976,

Sum-PCB (ng/g ww) in Arctic animals as food items compared to no-effect-concentrations (NOAEC) and environmental quality guidelines for protecting fish-eating/aquatic wildlife (1 Baril et al 1990, 2 USEPA 1995,

Sum-PCB (ng/g ww) in Arctic animals as food items compared to no-effect-concentrations (NOAEC) and environmental quality guidelines for protecting fish-eating/aquatic wildlife (1 Baril et al 1990, 2 [..]
Sum-PCB (ng/g ww) in Arctic animals as food items compared to no-effect-concentrations (NOAEC) and environmental quality guidelines for protecting fish-eating/aquatic wildlife (1 Baril et al 1990, 2 USEPA 1995,

Concentrations of sum-PCB (µg/g ww) in Arctic bird eggs compared to thresholds for avian effects (1 Barron et al 1995, 2 Giesy et al 1994b, 3 Bosveld and Van den Berg 1994)

Concentrations of sum-PCB (µg/g ww) in Arctic bird eggs compared to thresholds for avian effects (1 Barron et al 1995, 2 Giesy et al 1994b, 3 Bosveld and Van den Berg 1994)
Concentrations of sum-PCB (µg/g ww) in Arctic bird eggs compared to thresholds for avian effects (1 Barron et al 1995, 2 Giesy et al 1994b, 3 Bosveld and Van den Berg 1994)



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