Stomach content of the smooth catfish (Ariopsis guatemalensis Günther, 1864) in the Estero Salado Estuary of Guayaquil, Ecuador. cna [Internet]. 2019 Dec. 20 [cited 2025 Dec. 5];13(2). Available from: https://revistas.ug.edu.ec/index.php/cna/article/view/1553