Globally, monitored populations of migratory freshwater fish have declined by an average of 76% between 1970 and 2016. Average declines have been more pronounced in Europe (-93%) and Latin America & Caribbean (-84%). Lower declines in North America (-28%) suggest that management of fisheries could result in a lower average decline in The biggest drivers … Continue reading Massive Decline in Migratory Freshwater Fish Populations Could Threaten Livelihoods of Millions