| biomagnifications of mercury and methylmercury in tuna and mackerel. | seawater may be contaminated by harmful substances, including toxic elements released by human activities. the present study evaluates the total mercury and methylmercury concentrations and their correlations to fish body size in longtail tuna and short-bodied mackerel from chendring, kuantan, at east coast and kuala perlis at west costs of peninsular malaysia during may to november 2007. total mercury and methylmercury in muscle tissue of 69 samples of longtail tuna and short-bodied mackerel, r ... | 2010 | 20041345 |