Eight people died, including a child, and five others were missing on Wednesday after a boat carrying migrants towards Greece capsized off western Turkey, local media reported.

The nationalities of those onboard were not immediately known but media reports said they were believed to be Syrians.

Police used water canon and tear gas overnight Wednesday in a bid to break up fresh anti-government protests across Turkey, media said.

Thousands of people angry over the death of a 22-year-old demonstrator in southern Turkey on Monday clashed with police in Istanbul, the capital Ankara, the western city of Izmir as well as in the southern cities of Mersin and Atakya.

Turkish Airlines said Friday a plane with 114 people aboard made an emergency landing after it was struck by lightning and one of its engines caught fire.

It said the plane, en route to Izmir from Istanbul, was preparing to land at Izmir when the lightning struck late Thursday.

An earthquake of 5.1 magnitude hit the Aegean Sea on Monday, with no reports of casualties or damages, Turkish media reported.

The quake struck at 0817 GMT, with its epicenter in the Aegean, the Anatolia news agency said, citing the Istanbul-based Kandilli seismological institute.