| residual levels of ddts and pahs in freshwater and marine fish from hong kong markets and their health risk assessment. | axial and ventral muscle from 10 each species of freshwater and marine fish purchased from markets in hong kong were analyzed for dichlorodiphenyltrichloroethane (total ddts including dde, ddd and ddt) and polycyclic aromatic hydrocarbons (pahs). among the 10 freshwater fish species, rice field eel (monopterus albus) showed significantly higher levels of ddts in both ventral (125 ng/g wet wt) and axial muscle (127 ng/g wet wt) than the other species. the highest concentration of pahs was detecte ... | 2007 | 16870232 |