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The Black Sea receives large quantities of unregulated and uncontrolled fresh water with drawl for irrigation purposes, hydro and thermal power generation and the use of coastal areas for permanent human settlements; shipping; and untreated domestic, industrial and agricultural wastes drain into the sea via the rivers or directly. In spite of this, research on the heavy metal pollution in marine biota of the Black Sea is limited.
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Bat et al. (2009) studied this question.
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