Document Type : scientific research article
Authors
1 fisheries depatment Agriculture and Natural Resources faculty Gonbadkavous university ,Gonbad,Iran
2 Fisheries Department, Agriculture and Natural Resources faculty, Gonbad Kavous University, Gonbad Kavous
3 Gonbad Kavous University
4 The deputy of Inland Waters Aquatics Stocks Research Center
5 Gorgan University of Agricultural Sciences and Natural Resources
Abstract
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