Table 1.

Estimated load (kg) of PCBs in the sea ice system of the entire Beaufort Sea prior to ice breakup

	Snowpack	Ice
PCB18	0.45 ± 0.21	2.66 ± 1.33
PCB31/28	1.87 ± 0.96	0.25 ± 0.13
PCB52	0.13 ± 0.05	0.07 ± 0.03
PCB99/101	0.29 ± 0.20	0.01 ± 0.007
PCB118	0.03 ± 0.04	NR
PCB153/132	0.22 ± 0.16	0.02 ± 0.01
PCB138	0.17 ± 0.22	NR
Σ7PCB	3.16 ± 1.84	3.01 ± 1.50

Data from Codling (2012)

NR not reported