An old woman drowned and nine people went missing after a motorboat capsized in the Kumar river at Ghatmaji village in Madaripur sadar upazila on Thursday night.
The deceased was identified as Bhanu Bala, 60, UNB reports.
Officer-in-charge of Sadar Police Station Ziaul Morshed said the trawler carrying 30 passengers sank in the middle of the river when it collided head-on with a sand laden vessel in Ukil Bari area around 8pm.
Most of the passengers were returning home from a Janmashtami rally held in Sadar upazila headquarters.
Some 20 passengers managed to swim ashore after the boat drowned.
Later, locals rescued Bhanu Bala from the spot and took her to Sadar Hospital where doctors declared her dead.
Nine more capcize victims, who are residents of Kalagasia village in the upazila, remains missing in the river, the OC added.