Tasmania spent 28 years removing invasive carp from two lakes; after 49,301 fish were taken out, the state declared carp functionally eradicated and trout began bouncing back

Invasive Species: Why Are Asian Carp a Problem? An intensive 28-year eradication campaign has eliminated common carp from two major Tasmanian lakes, achieving what fisheries experts around the world once considered almost impossible in a large, open freshwater system. The Tasmanian Inland Fisheries Service (IFS) has officially declared European carp (Cyprinus carpio) functionally eradicated…