A passenger went missing after falling from a moving launch in Dhaleshwari-Meghna estuary near Charkishoreganj village of Munshiganj on Monday.
The missing passenger is Hazrat Ali, 17, a resident of Gabtali village in Futalla of Narayanganj, said Gazaria coast guard commander Shahadat Hossain.
Joynal Uddin, a friend of the missing passenger, said that they were going to Beltali Lengtar shrine in Matlab upazila of Chandpur along with six friends while Hazrat Ali slipped through the void in the toilet of the moving launch.
But the launch clerk Solaiman said that the friends were consuming hemp at the back of the launch.
Hazrat Ali fell from the moving launch while consuming weed and went missing, he added.
On information, coast guard members started a rescue operation in the river but the he was not found until 5:30pm, said Shahadat.
Friends of the missing passenger are being interrogated, he added.