Poisonous tropical lionfish could be spreading through Mediterranean

Voracious predator with sting that has been known to kill humans is spotted in waters off Turkey and Cyprus

The lionfish - a tropical creature with poisonous barbs and a painful sting that can kill humans in rare cases - may be spreading through the Mediterranean, a conservation group has warned.

The International Union for the Conservation of Nature (UICN) said the fish had been spotted in waters around Turkey and Cyprus in the eastern Mediterranean.