Toxicity of some metals on the fish Therapon Jarbua (Forsskal, 1775)
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Date
1983Author
Krishnakumari, L.
Varshney, P.K.
Gajbhiye, S.N.
Govindan, K.
Nair, V.R.
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Hg, V and Pb were more toxic to Therapon jarbua than the other metals studied. Recorded 86 h LC sub(50) for Hg, V, Pb, As, Cu, Zn, Ni and Co was respectively at 0.06, 0.62, 1.23, 3.38, 4.5, 11.0, 19.4 and 52.5 mg.l/1. The 90% survival for 96 h for the above metals in the respective order was 0.018, 0.71, 1.03, 2.2, 5.9, 6.8 and 25 mg.l/1. Toxicity of these metals was discussed and compared with earlier reports
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