Jellyfish are displacing commercial fish from the Sea of Azov
The Sea of Azov has ceased to be one of the most productive bodies of water in the Northern Hemisphere. This happened due to increased salinity levels in the water. Such data were reported by Andrey Kulish, a senior researcher at the Karadag Scientific Station - Nature Reserve of the Russian Academy of Sciences, a PolitNavigator correspondent reports. “Currently, the Sea of Azov is faced with two global problems. One problem is caused by human activity, which has regulated the flow, providing...