As much as 99 kilogram of hashish, estimated to be worth Rs 108 crore, was seized from a country boat near Mandapam coast in Tamil Nadu by the Directorate of Revenue Intelligence and Indian Coast Guard Mandapam, reported PTI.

Following a tip-off that narcotics substances were being smuggled from India to Sri Lanka via the coastal route near the Mandapam sea coast, the officials took up surveillance over the Gulf of Mannar through a Coast Guard ship on the intervening night of March 4 and 5.