The development came after repeated UN calls for rescuing the persecuted Rohingya seemed to have failed.
The resignations come as tens of thousands of Bangladeshis from across the country have gathered in the capital Dhaka to support the main opposition party in its protests against the government.
Tensions remain high in capital Dhaka ahead of planned Saturday rally, which opposition Bangladesh Nationalist Party says would draw hundreds of thousands of supporters to demand PM Sheikh Hasina step down.
More than 70 Hindu devotees travelling to a centuries-old temple were on the vessel which suddenly tipped over and sank in the middle of the Karotoa river in northern Bangladesh.
UN rights chief Michelle Bachelet has met with Rohingya community members during a tour of their camps in Bangladesh and said they had expressed hope that they would be able to go back to their homes.
UN rights chief meets senior officials in capital Dhaka to assess human rights and conditions of Rohingya refugees.
Protesters demanded that Muslim-majority nations boycott Indian products and cut off ties with New Delhi over comments against Prophet Muhammad made by two Indian governing party officials.
Bangladeshi authorities say nearly two dozen people managed to swim ashore after a cargo carrier ran over a small ferry in the Shitalakshya River, southeast of the capital Dhaka.
Stateless Rohingya refugees who have been living in subhuman conditions in Bangladesh are now worried about the future status of over 100,000 newborns.
The security has been tightened in Cox's Bazar to protect the refugee camp from further violence.
Rani – who stood at a height of just 51 cms and weighed 26 kilos – died from "overeating and gas accumulation in her stomach", local official says.
Thousands stranded in capital Dhaka as authorities halt almost all public transport ahead of tough lockdown following spike in infections which is being blamed on highly contagious Delta variant first identified in neighbouring India.
Subscribe to our Youtube channel for all latest in-depth, on the ground reporting from around the world.
Copyright © 2023 TRT World.