surat locals in sarthana area of surat were in shock on monday morning when they found dead fish and snakes on the shore of narmada sarovar on river tapi locals who informed the civic authorities were in panic as water from the river was their main source of drinking waterthe water body created due to weircumcauseway on tapi river is named narmad sarovar water flows from bank to bank in the river throughout the year due to regular discharge of water from ukai reservoir recently due to heavy rains in the catchment area a lake was formed in the area with water level going up to 6 metersas soon as the surat municipal corporation smc officials got news of the dead fish and snakes on the shore of the river they swung into action the health department teams visited the spot and collected water samplesactions will be taken by concerned departments like fisheries or gpcb but smcs health department team is closely monitoring the situation said an smc health official if more fish are found in the next couple of days we will start an investigation with the support of other departments the official addedin the past thousands of dead fish were found on dumas beach marine experts said that due to a drop in dissolved oxygen in water sometimes the fish die in large numbers