The death of the Caspian seal in Miankala Vice President of Natural Environment and Biodiversity of the General Department of Environmental Protection of Mazandaran: What is happening on the beaches of Mazandaran is more than a simple environmental incident; Every body discovered is evidence of a hidden crisis. With the discovery of the latest carcass of a silver seal at Miankala beach, the chain of death on the coast of the province continued again, and the death toll of this rare species reached an alarming figure of 37 collared since the beginning of the year. The Caspian seal is the only mammal in the Caspian Sea and one of the endangered species on the Red List (IUCN). This species is known as the most beautiful, rare and smallest seal species in the world. Rank in social networks.