Diet of perch in the Baltic Sea – could the European perch (Perca fluviatilis) be used to combat round goby (Neogobius melanostomus)?
The round goby, Neogobius melanostomus, is a recent intruder of the Baltic Sea, which presumably arrived via the ballast water of travelling ships. The establishment of self-sustaining populations in this ecosystem has had both negative and positive effects on the native species composition within the area. Competition over resources and shelter, spawning interference, and the predation on native