Authorities have suspended ferry services on Shimulia-Banglabazar and Shimulia-Majhirkandi routes since early Thursday due to poor visibility owing to dense winter fog. Md Shahadat Hossain, Shimulia port officer of Bangladesh Inland Water Transport Corporation (BIWTC), said the ferry services were halted from 2.30 am due to poor visibility. "Four ferries have been anchored, while some 250 vehicles also got stuck due to the suspension of services," said the officer. Read: Dense fog disrupts Paturia-Daulatdia ferry services Meanwhile, launch and speedboat operations on the two routes have also been suspended since Thursday morning due to poor visibility.  Around 87 launches and 101 speed boats ply on these two routes. "The services will resume once visibility increases," said the port officer.