| heavy metals in liver and muscle of bluefin tuna (thunnus thynnus) caught in the straits of messina (sicily, italy). | the present investigation was carried out on the bluefin tuna (thunnus thynnus) collected during the month of april 2003 from the straits of messina. the aim of this study is to determine heavy metal levels (cd, cu, hg, mn, pb and zn) in liver and muscle tissues of 14 thunnus thynnus of different age and sex and to investigate the relationships between fish sex and size (length and weight) and metal concentrations in the tissues. the concentrations of the various metals were determined by a vari ... | 2005 | 16418915 |