Wijesinghe, Mayuri R.; Jayatunga, Y.N.A.; Hewamanna, R.
(1999)
This paper reports the evidence for biomagnification in three species
of fresh water fish: Oreochromis mossambicus, Ophiocephalus striatus and
Heteropneustesfossilis with different feeding habits, from Weras Ganga in
the ...