Demography and substrate affinity of the round goby (Neogobius melanostomus) in Hamilton Harbour

The invasive round goby, Neogobius melanostomus, consumes eggs and fry of other fishes, competes for resources with native fish species, and hence poses a threat to Great Lakes aquatic communities. We provide the first description of round goby demographic patterns in Hamilton Harbour, in the western tip of Lake Ontario, and the connected Cootes Paradise Marsh, a recently restored wetland. By monitoring round goby populations on a variety of …