The Azov Sea basin ecosystem long-term annual dataset for 1925–2024 and Russian sturgeon occurrence in 2000–2024

Dataset presents long-term annual and spatial occurrence data of Russian sturgeon in the Sea of Azov during the long-term observations. 1. Long-term annual dataset Present yearly averaged long-term (1925-2024) Azov Sea benthic ecosystem data. 2. Spatial occurrence dataset Present spatial in-situ observation data about Russian sturgeon occurrence during the trawl surveys in the Sea of Azov during 2000-2024.