Sharjah24 - Reuters: The natural resources ministry of Russia said on Monday that more than 2,500 dead seals had washed up on the Dagestan region's Caspian Sea shore.
"Along the entire coast of the Caspian Sea on the territory of the republic, specialists of environmental structures are continuing measures to count the number of dead seals," Dagestan's natural resources ministry said.
The cause of the deaths was not immediately clear but tests are being carried out, a spokeswoman said.