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S. Dufour ; Symposium held 29 march - 1 april 2005, Bordeaux (2005; FRA) ; E. Prévost ; E. Rochard ; P. Williot | Berlin [DEU] : Springer Science+Business Media | Developments in hydrobiology, ISSN 0167-8418 | 2008Most of diadromous fish of the world have decreased in distribution and abundance since the beginning of the twentieth century. They are now threatened, and important conservation issues arise. The causes of these trends vary among species and b[...]
