They also abducted 25 fishermen along with three trawlers and demanded Tk 5 lakh as ransom for their release.

With this, pirates looted fish and other valuables worth over Tk 35 lakh from 28 trawlers on the Bay in the last five days.

Coastguards of Mongla (west zone) have been conducting operations in various areas, including Kachikhali, Dimer Char, Dublar Char and Narikelbaria, to arrest the pirates and rescue the abducted fishermen.