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Paddlefish (Polyodon spathula) facilities are centered in the regions of southern Russia, especially those located in the Delta-Volga River, where the activities of aquaculture are observed intensively (Vasilyeva and Elnakeeb, 2019). Estuary of the Volga River and the North Caspian basin are unique territories due to its distinctive food ARTICLE INFO ABSTRACT Article History: Received: July 24, 2020 Accepted: Aug. 8, 2020 Online:Aug. 11, 2020

egyptian journal of aquatic biology and fisheries

Influences of feeding habitat and age composition on the growth patterns, length-frequency and gut contents in maternal paddlefish Polyodon spathula (Walbaum, 1792).