'Sea snot' spreads across Turkish sea
A thick layer of sea snot is spreading in Turkey’s Sea of Marmara to the south of Istanbul.
It is posing a growing threat to marine life and the fishing industry.
But what is it?
A thick layer of sea snot is spreading in Turkey’s Sea of Marmara to the south of Istanbul.
It is posing a growing threat to marine life and the fishing industry.
But what is it?