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Patrick Berrebi / Pierre Campton / Gaël P.J. Denys - 2022The brown trout form the Salmo trutta complex, a diversified assemblage of salmonids. Its native area mainly covers Europe. It can develop three ecological forms or ecotypes, depending on its migratory behaviours: resident, anadromous (going to sea) and lacustrine (going to lakes). The sea trout...Contributeur (s):