Quantification of Chaoborus and small fish by mobile upward-looking echosounding: Uplooking echosounding for Chaoborus and small fish. J Limnol [Internet]. 2018 Dec. 3 [cited 2025 Jul. 1];78(1). Available from: https://www.jlimnol.it/jlimnol/article/view/jlimnol.2018.1837