Yong Chen Professor of Fisheries Dynamics School of Marine Sciences University of Maine Orono, ME 04469 ychen@maine.edu Traditional models of fish stock assessments, which are used to regulate commercial fisheries, are often inadequate to evaluate the true status of fish populations because they assume that the spatial distribution of fish in the ocean is not … Continue reading DV-07-001 A preliminary study to develop and evaluate stock assessment models for cod fisheries in the Gulf of Maine