The four bodies, part of passengers in a W19 fibre boat carrying 16 passengers were recovered at Mile 2 area on Saturday. The boat capsized on Friday night.
The Lagos State Waterways Authority confirmed this in a statement by its General Manager, Damilola Emmanuel.
Two communities identified to be in need of the boats are Kambama and Gangam towns in Shagari Local Government Area of the state.
No life was lost as at the time of filing this report.
The accident took place in Aime Bokunguthe, Vice-Governor of Mongala Province, told dpa.