Police said, the Coastal Security Group was keeping track of the smuggled gold, after it was taken on high seas near Araamthittu from a Sri Lanka-based agent Sathik, who had come in a fibre glass boat, and handed over the booty to two fishermen brothers, who had come in a country boat from Rameshwaram.
Police said, Mohideen, a Madurai-based agent joined the fishermen at Rameshwaram, and after taking the smuggled gold in a hired car was returning to Madurai, when he got suspicious, left the car and boarded a bus.
At Mandapan railway station, he left the two bags and absconded, police said.
Three teams of Coastal Security Group of Tamil Nadu police tracked the smugglers in police jeeps and two-wheeler. The gold will be handed over to Customs on Sunday.