
Common goldfish dumped from household aquariums into rivers in Western Australia are growing into four pound monsters and endangering native species.
Source: Gizmodo – Australian Goldfish Are Growing to Monsterous Size In the Wild

Common goldfish dumped from household aquariums into rivers in Western Australia are growing into four pound monsters and endangering native species.
Source: Gizmodo – Australian Goldfish Are Growing to Monsterous Size In the Wild