Concentrations of Pb in muscle, liver and kidney samples from
both female and male mako sharks sampled at Isla Magdalena were
higher than those reported for Rhizoprionodon terraenovae (muscle:
3.31 ± 2.16 μg g−1, liver: 1.82 ± 1.77 μg g−1) and Carcharhinus
limbatus (muscle: 2.51 ± 2.17 μg g−1, liver: 2.89 ± 0.07 μg g−1) in
the Gulf of Mexico