Document Type : (original research)
Authors
1 Department of Fisheries, Faculty of Fisheries and Environmental Sciences, Gorgan University of Agriculture Sciences and Natural Resources, Gorgan, Iran
2 Inland Aquatics Stocks Research Center, Iranian Fisheries Science Research Institute, Agricultural Research Education and Extension Organization (AREEO), Gorgan, Iran
3 Department of Statistics, Faculty of Sciences, Golestan University, Gorgan, Iran
4 Ecological Research Center of the Caspian Sea, Iranian Fisheries Science Research Institute, Agricultural Research Education and Extension Organization (AREEO), Sari, Iran
Abstract
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