Hundreds of fish were found dead under mysterious circumstances in the Rabindra Sarobar Lake in Kolkata on Thursday morning.As morning walkers took a stroll around the lake, they spotted hundreds of dead fish floating on the surface of the water and informed the authorities. Workers from Kolkata Municipal Corporation then brought out the dead fish from the lake. While the cause is unclear, environment expert Subhas Dutta said water pollution could have resulted in their death. “The authorities that maintain the lake should be pulled up. They have not been able to maintain all the safety measures and prevent pollution of the water. Proper measures and standard procedures should be followed to maintain the lake as well as the fish,” said Dutta.<!– /11440465/Dna_Article_Middle_300x250_BTF –>Meanwhile, the Kolkata Municipal Corporation has set up a committee to look into the issue of the dead fish. “The authorities who maintain the lake should not be blamed as the beautification has little to do with the natural changes in the water. Still, we are going to look into this,” said Sovan Chatterjee, Kolkata mayor.