Comment to Hansson, S. et al. (2017): “Competition for the fish – fish extraction from the Baltic Sea by humans, aquatic mammals, and birds”, with special reference to cormorants, perch, and pikeperch - Heikinheimo, Outi; Lehtonen, Hannu; Lehikoinen, Aleksi (Oxford University Press (OUP), 2018)
Keywords: Sander lucioperca; Baltic Sea; cormorants; fisheries; food consumption; Perca fluviatilis; predators