Table 1.

Concentrations of a) POPs (ng/g lipid mass) in northern fur seal blubber samples and b) PFAAs (ng/g wet mass) and vitamins (µg/g wet mass) in liver samples.

a.	Polavina blubber (n=23)			Northeast blubber (n=2)			Zapadni blubber (n=9)			Reef blubber (n=16)
	Range	Median	n > RL	Range	Median	n > RL	Range	Median	n > RL	Range	Median	n > RL
Σ64PCBs	923–3650	2110	23	1360–2586	1980	2	1510–2600	1850	9	681–4410	2520	16
Σ6DDTs	297–5720	1170	23	453–1100	775	2	1520–5000	2980	9	287–156000	867	16
Σ5Chlordanes	305–2720	588	23	577–1050	815	2	649–1760	826	9	221–2080	616	16
Σ3HCHs	98.0–725	326	23	420–796	608	2	264–583	438	9	124–736	264	16
Pentachlorobenzene	1.87–8.89	2.74	23	3.41–5.86	4.63	2	2.77–6.53	4.04	9	1.81–8.57	3.85	16
Hexachlorobenzene	<0.135–4.89	0.850	20	1.37–1.59	1.48	2	0.530–3.23	0.780	9	<0.135–2.56	0.723	13
Mirex	<0.0835–107	11.8	14	<0.0847–17.3	8.67	1	7.57–23.0	12.1	9	<0.0682–27.2	18.7	9
Σ6PBDEs	1.46–126	35.1	23	3.33–9.30	6.31	2	11.4–45.1	21.6	9	12.2–132	24.5	16
α-HBCD	<0.0740–15.1	3.02	22	<0.0680–0.513	0.0935	1	0.296–6.99	2.90	9	0.436–30.7	1.99	16

b.	Polavina liver (n=23)			Northeast liver (n=1)			Zapadni liver (n=9)			Reef liver (n=16)
	Range	Median	n > RL	Range	Median	n > RL	Range	Median	n > RL	Range	Median	n > RL
Σ15PFAAs	6.89–137	42.7	23	27.1	--	1	8.59–45.9	19.6	9	4.86–164	39.4	16
Retinol	4.80–654	134	23	52.4	--	1	11.5–671	43.9	9	11.1–203	45.9	16
α-Tocopherol	<472–23400	11100	20	4790	--	1	<472–15300	12700	8	<472–16700	9820	14
γ-Tocopherol	<573–1310	738	12	657	--	1	<573–1290	618	3	<573–2010	877	12

Abbreviations: POPs=persistent organic pollutants, PCBs=polychlorinated biphenyls, DDTs= dichlorodiphenyltrichloroethanes, HCH= hexachlorocyclohexanes, PBDEs=polybrominated diphenyl ethers, α-HBCD=α-hexabromocyclododecanes, PFAAs=perfluorinated alkyl acids

Values shown as “<” a specified number describe the actual reporting limit (RL)