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Global Re-introduction Perspectives: 2011 - More case studies from around the globe
… closed natural migrations routes; can the fish pass these migration barriers? Implementation: Between 2000 and 2006 a … system originally installed in the Rhine delta to study migration in sea trout and salmon), and one of these fish was … release was planned for April 2010, when 30 Tortoises en route to Cousine Island Reptiles 100 juveniles weighing …