Table 2.

Concentration of total mercury (THg) and methylmercury (MeHg) in mg kg⁻¹ dw in soft tissues of the white-tailed eagle Haliaeetus albicilla and osprey Pandion haliaetus from various voivodeships of Poland (VZach Zachodniopomorskie, VWar-Maz Warminsko-Mazurskie, VLodz Lodzkie, im immature, subad subadult, ad adult, Med median, AM arithmetic mean, SD standard deviation)

Origin of individuals and age group	Liver		Kidney		Muscle		Brain
	THg	MeHg	THg	MeHg	THg	MeHg	THg	MeHg
Haliaeetus albicilla
VZach: im
n	4	4	4	4	4	4	4	3
Med	2.02	0.68	3.42	1.68	1.79	1.24	0.94	0.88
AM ± SD	2.00 ± 1.20	0.90 ± 0.84	3.26 ± 1.35	1.46 ± 0.94	1.93 ± 0.78	1.25 ± 0.62	1.04 ± 0.74	0.84 ± 0.53
Range	0.87–3.11	0.15–2.10	1.50–4.70	0.25–2.23	1.26–2.90	0.69–1.81	0.32–1.94	0.29–1.34
VZach: subad
n	3	3	3	3	3	3	3	3
Med	2.01	2.01	3.36	0.96	0.97	0.64	0.56	0.34
AM ± SD	1.63 ± 0.79	1.63 ± 0.79	2.70 ± 1.50	0.81 ± 0.28	1.15 ± 0.46	0.67 ± 0.23	0.73 ± 0.32	0.43 ± 0.18
Range	0.72–2.16	0.72–2.16	0.99–3.76	0.49–0.99	0.81–1.68	0.45–0.91	0.54–1.10	0.32–0.64
VZach: ad
n	8	8	8	8	8	8	5	4
Med	2.04	0.81	3.58	0.73	0.93	0.43	0.62	0.34
AM ± SD	1.96 ± 1.21	1.14 ± 1.08	4.33 ± 4.07	1.09 ± 1.06	1.41 ± 0.98	0.69 ± 0.50	0.96 ± 1.04	0.47 ± 0.44
Range	0.46–3.94	0.15–3.19	0.54–13.14	0.20–2.94	0.37–3.01	0.17–1.59	0.15–2.67	0.11–1.08
VZach: im + subad + ad
n	15	15	15	15	15	15	12	10
Med	2.03	0.69	3.36	0.99	1.25	0.69	0.59	0.86
AM ± SD	1.91 ± 1.07	1.05 ± 0.90	3.72 ± 3.08	1.13 ± 0.90	1.50 ± 0.85	0.84 ± 0.53	0.93 ± 0.76	1.32 ± 1.19
Range	0.46–3.94	0.15–3.19	0.54–13.14	0.20–2.94	0.37–3.01	0.17–1.81	0.15–2.67	0.19–4.60
VWar-Maz: im
n = 1	0.61	0.60	1.14	0.64	0.30	0.30	0.25	0.25
VWar-Maz: ad
n	3	3	3	3	3	3	3	3
Med	0.62	0.37	1.11	0.34	0.45	0.45	0.41	0.21
AM ± SD	1.02 ± 0.88	0.75 ± 0.65	1.21 ± 0.92	0.43 ± 0.34	0.71 ± 0.54	0.45 ± 0.30	0.55 ± 0.43	0.31 ± 0.21
Range	0.40–2.03	0.37–1.50	0.34–2.18	0.15–0.81	0.36–1.33	0.15–0.75	0.21–1.03	0.17–0.56
VWar-Maz: im + ad
n	4	4	4	4	4	4	4	4
Med	0.61	0.48	1.13	0.49	0.41	0.38	0.33	0.23
AM ± SD	0.92 ± 0.75	0.71 ± 0.54	1.19 ± 0.76	0.48 ± 0.30	0.61 ± 0.48	0.41 ± 0.26	0.47 ± 0.38	0.30 ± 0.18
Range	0.40–2.03	0.37–1.50	0.34–2.18	0.15–0.81	0.30–1.33	0.15–0.75	0.21–1.03	0.17–0.56
VLodz: ad
n	3	3	3	3	3	3
Med	1.30	1.25	3.55	1.01	1.19	0.35
AM ± SD	3.76 ± 4.91	2.68 ± 3.09	17.7 ± 26.0	3.21 ± 4.19	2.91 ± 3.77	1.72 ± 2.43
Range	0.57–9.41	0.57–6.23	1.81–47.6	0.30–7.23	0.30–7.23	0.29–4.53
All individuals: VZach + VWar-Maz + VLodz
n	22	22	22	22	22	22	16	14
Med	1.65	0.67	2.87	0.89	1.08	0.55	0.56	0.33
AM ± SD	1.98 ± 1.95	1.21 ± 1.36	5.16 ± 9.87	1.30 ± 1.70	1.53 ± 1.52	0.88 ± 0.95	0.82 ± 0.70	0.49 ± 0.37
Range	0.40–9.41	0.15–6.23	0.34–47.6	0.15–8.05	0.30–7.23	0.15–4.53	0.15–2.67	0.11–1.34
Pandion haliaetus
VZach: im
n = 1	3.65	2.33	4.03	3.25	2.00	1.71	0.33	0.32
VZach: ad
n = 1	7.11	3.76	5.26	3.98	3.51	3.23	0.65	0.61
VZach: im + ad
n	2	2	2	2	2	2	2	2
Med	5.38	3.04	4.64	3.62	2.75	2.47	0.49	0.46
AM ± SD	5.38 ± 2.45	3.04 ± 1.01	4.65 ± 0.87	3.62 ± 0.52	2.75 ± 1.07	2.47 ± 1.07	0.49 ± 0.23	0.47 ± 0.21
Range	3.65–7.11	2.33–3.76	4.03–5.26	3.25–3.98	2.00–3.51	1.71–3.23	0.33–0.65	0.32–0.61