Four Indian fishermen were killed and two injured when Sri Lankan Navy allegedly opened fire at them on Thursday.

The six Indians were allegedly fishing in Sri Lankan waters when the naval personnel opened fire at them killing two of them on the spot, while two others drowned in the sea, officials said.

The two injured were brought to Kanyakumari for treatment. The Lankan navy opened fire without giving any warning, officials claimed.

The six had ventured into the sea from Chinnathurai coastal village in Kanyakumari district, officials told PTI on Thursday night.