This was reported on its Twitter page by the Libyan office of the UN High Commissioner for Refugees.

“The boat remains in distress and has not yet been found. No further details. The UNHCR team remains vigilant and ready to respond to humanitarian aid needs, ”the statement said.

Boat remains in distress & has not yet been found. No further information available - #UNHCR team remains in alert to respond to any humanitarian needs https://t.co/zXfxigsRBe

- UNHCR Libya (@UNHCRLibya) September 28, 2019

In July, 269 illegal migrants were saved off the coast of Libya.