Published: Wednesday 31 July 1996

A water-borne disease known as 'China virus' has killed several thousands of shrimp fry in Cox's Bazar district in Bangladesh, inflicting losses worth several crores of taka. The disease broke out in the first week of April this year. Affected shrimp become weak and float on the surface of the water and gradually die. The local fishery experts have cited environmental imbalance, use of polluted water and improper nursing of fry as the main causes of the disease.

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