You can find an article on the concentrations of Pb, Cd and Hg (measured by AAS) in canned fish, incl 30 samples of tuna, availalbe on the Dutch market from different countries of origen, at
The article (PDF) can be found at the website of the Dutch Food Authority. It has a shot summary in English. Sorry the article is in Dutch, but the tables are self evident. Look at the table on page 7.
To help you to understand the table:
Tonijn = Tuna
Zwaardvis = Swordfish (marlin?)
Aantoonbaarheidsgrens = Detection limit
Spanje = Spain
Turkije = Turkey
Morokko = Morocco
Japan = Japan
NL = The Netherlands (surely not produced Holland!, wrong label I guess)
Frankrijk = France
Indonesie = Indonesia
Evert Liewes
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