JAKARTA, April 9 -- The Indonesian navy said Thursday it was investigating a torpedo-like object discovered by a fisherman near the Lombok Strait, a key maritime route connecting the Indian and Pacific Oceans.

The 3.7-metre-long and 65-centimetre-wide object was fished from the ocean on Monday about 10 kilometres from the popular tourist island of Gili Trawangan, West Nusa Tenggara, the navy said.

A 28-year-old fisherman immediately reported the unusual find to the local authorities, who retrieved it.

"The Indonesian navy will promptly carry out an in-depth examination... of the device to determine its origin, function, and the data contained within it," navy spokesman Tunggul, who like many Indonesians has only one name, told AFP.

"T...