Mactromeris polynyma - Atlantic, Northwest / 21.3.L - Atlantic, Northwest / 21.3.O - Atlantic, Northwest / 21.3.N - Atlantic, Northwest / 21.4.V - Atlantic, Northwest / 21.4.W - Department of Fisheries and Oceans Canada - Atlantic, Northwest / 21.4.V - Atlantic, Northwest / 21.4.W - Canada - Mechanized dredges
