bordure (1) recherche (1) structure de la population (1) surveillance (1) démographie (1) conservation (1) côte (1) méthode (1) survie (1) Monitoring (1) Conservation (1) Colonies (1) Case (1) Area (1) Area (1) Threats (1) Survival (1) Research (1) Reality (1) Population (1) Measurement (1) Mediterranean monk seal (1) Grammar, Comparative and general--Case (1) Endangered species (1) Distances (1) Demography (1) Colonies (1) Coasts (1) Caves (1) Case (1)