Water (2) Fishes (2) European chub (2) Space (2) Fishing (2) qualité de l'eau (1) espèce (1) eau douce (1) pêche (action) (1) poisson (1) directive (1) dégradation (1) couverture (1) point (1) ordre (1) Creuse (1) France (1) Limousin (1) Deterioration (1) Fluorescence in situ hybridization (1) Sensitive plant (1) Restrooms (1) Year (1) Worms (1) Water quality (1) Toilets (1) State, The (1) Species (1) River channels (1) Progress (1)