Detection of the Whitemouth croaker (Micropogonias furnieri) and entangling nets using acoustics in the estuarine shallow waters of the Lagoa dos Patos (Brazil)

Abstract

Whitemouth croaker (Micropogonias furnieri) single echoes, which represent single fishes, as well as entangling nets were recorded with a 200 kHz Hidrotrac echo sounder in the shallow waters of the Lagoa dos Patos, Rio Grande do Sul, Brazil.

Registros acústicos de corvina (Micropogonias furnieri), que representam peixes individuais, bem como de redes de espera foram registradas com uma ecosonda de 200 kHz Hidrotrac em águas rasas da Lagoa dos Patos, Rio Grande do Sul, Brasil.