espèce (1) recherche (1) information (1) analyse (1) poisson (1) évolution (1) environnement (1) Case (1) Nineteen seventies (1) Sea trout (1) Species (1) Shad (1) Sea lamprey (1) Science (1) Research (1) Nature and nurture (1) Lampetra fluviatilis (1) Grammar, Comparative and general--Case (1) Fishes (1) Fishes--Conservation (1) Evolution (1) Euthenics (1) Ecology (1) Case (1) Brown trout (1) Brown (1) Atlantic salmon (1) Anguilla anguilla (1) Alosa (1) Adaptation (Biology) (1)