At least four people have died after two boats carrying nearly 100 migrants capsized off the coast of Libya on Saturday, rescue workers have said, BBC reported.

Those confirmed to have died by the Libyan Red Crescent so far were all passengers in a boat carrying 26 Bangladeshi nationals.

The humanitarian group did not say whether there were further fatalities among passengers in a second boat which sank while carrying around 70 mostly Sudanese people, according to BBC.