V. U. Matsapulin
Dagestan State University; Institute of Geology, Dagestan Scientific Center of the RAS
Russian Federation

Associate Professor, Department of Geology of the Institute of Ecology and Sustainable Development;

head. Lab., Senior Researcher, PhD k.g.,

367010 Republic of Dagestan, Makhachkala, str. Yaragskogo 75

E. V. Tulysheva
Dagestan State University; Institute of Geology, Dagestan Scientific Center of the RAS
Russian Federation

Associate Professor, Department of Geology of the Institute of Ecology and Sustainable Development, 

Senior Researcher, Ph.D. in Geography,

Makhachkala

M. V. Khlopkova
Caspian Institute of biological resources of the Dagestan Scientific Center of the RAS
Russian Federation

NS, Ph.D.,

Makhachkala