vidéo (1) fleuve (1) modèle (1) analyse (1) poisson (1) investigation (1) barrage (1) Article (1) Environmental sciences (1) Population (1) Grammar, Comparative and general--Article (1) Fishes (1) Example (1) Evaluation (1) Estimates (1) Earth (Planet) (1) Cameras (1) Tax assessment (1) Article (1) Anguilla anguilla (1) Analysis (1) Detection (1) Population (1) Number (1) Estimates (1)