Toxicological respone characteristic of tinfoil barb (Barbonymus schwanenfeldii) towards cadmium, lead and zinc
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Date
2008-01
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IInstitut Oseanografi
Abstract
The toxicological response of tinfoil barb, Barbonymus schwanenfeldii towards cadmium, lead and zinc were determined in acute 96 hr of LCfo tests and in sublethal exposure tests at 0.10, 0.25 and 0.5 of the 96 hr LC50 values for 21 days duration. Both
acute and sublethal tests were conducted using a continuous flow system and data on
blood parameters, amount of metals accumulated and histopathological effects were studied in fish sampled each week, for three weeks. The 96 hr LC50 values were 0.63 mg Cd/L, 1.52 mg Zn/L and 28.0 mg Pb/L. After exposure to heavy metals, the juveniles of B. schwanenfeldii showed rapid movement, loss of equilibrium in water and showed sideways movement during swimming.
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RC 528 .T6 N6 2008, Noraifaa Abdullah Sani, Toxicological respone characteristic of tinfoil barb (Barbonymus schwanenfeldii) towards cadmium, lead and zinc, Toxicology