Comparison of fish size distribution and fish abundance estimates obtained with hydroacoustics and gill netting in the open water of a large shallow lakeI. Tátrai, A. Specziár, A. I. György and P. BíróAnn. Limnol. - Int. J. Lim., 44 4 (2008) 231-240DOI: https://doi.org/10.1051/limn:2008007