Fish community data collected in the Acquatina lagoon, Apulia, Italy, during the years 2007-2008.

The dataset contains abundance and body size data of fish community in Acquatina lagoon. Forty-five taxa were recorded, encompassing 9 orders and 20 families, all identified at the species level except two individuals, identified respectively at the genus (Pomatoschistus) and family (Labridae) level. A total amount of 99,995 individuals were collected, and the community was dominated by the species Atherina boyeri, with 95,237 individuals found.