Abundance indices and biological traits of juvenile salmon (Salmo salar) sampled in three rivers on the Atlantic and Channel coasts (France) oleh Frédéric Marchand, Laurent Beaulaton, Etienne Prévost, Richard Delanoë, Jean-Pierre Destouches, François Gueraud, Yoann Guilloux, Nicolas Jeannot, Emmanuel Huchet, Frédéric Lange, Jacques Rives, Julien Tremblay, Nadine Herrard, Didier Azam