Element Mean Range n (nd)a Detection Limitb Element Mean Range n (nd)a Detection Limitb
Al 9.75 ± 2.73.
1-24.8
10 (9) 2.3 Sn 0.07 ± 0
0.06-0.18
10 (7) 0.05
Ti 3.95 ± 0.2
3.5-5.72
10 (10) 0.05 Cd 0.04 ± 0
0.03-0.21
10 (6) 0.02
Sr 0.87 ± 0.1
0.54-1.46
10 (10) 0.02 Li 0.04 ± 0
0.05-0.08
10 (3) 0.05
Cr 0.64 ± 0.2
0.19-2.15
10 (9) 0.18 Sb 0.04 ± 0
0.07-0.08
10 (2) 0.05
Ba 0.32 ± 0.1
0.1-1.08
10 (9) 0.09 Ag 0.02 ± 0
0.06
10 (1) 0.02
Ni 0.19 ± 0
0.06-0.51
10 (10) 0.05 Hg 0.01 ± 0
0.02-0.03
10 (2) 0.02
Pb 0.15 ± 0
0.08-0.53
10 (8) 0.05 Be 0.0.1 ± 0
0.03
10 (1) 0.02
As 0.11 ± 0
0.19-0.41
10 (3) 0.09 U    NDc 10 (0) 0.02
Au 0.09 ± 0
0.23-0.33
10 (2) 0.09 Co    NDc 10 (0) 0.02
a n (nd) = Total number of samples (Number of samples with detectable levels)
b Detection limit = μg/g
c ND = Not detected
Table 2: Concentrations (μg/g ww) of nonessential metals in skin biopsies from ten adult female southern right whales. Data represent the mean ± standard deviation of the mean and the range of minimum-maximum values measured.