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Les composites satellites proviennent du programme de surveillance des proliférations d'algues nuisibles de la National Oceanic & Atmospheric Association (NOAA).LAC ERIE : images composites de 10 jours du satellite MODIS, avec application de l'algorithme de l'indice des cyanobactéries ; Juin - Octobre, 2012-2017LAC ONTARIO : images composites de 10 jours du satellite MODIS, avec application de l'algorithme de l'indice des cyanobactéries ; Juin - Octobre 2016-2018LAC SUPÉRIEUR : images composites de 7 jours du satellite Sentinel 3Asatellite, avec application de l'algorithme de l'indice des cyanobactéries ; juin - octobre 2019Les points représentent le centroïde de l'unité régionale.Faible stress : pas de floraison ; Stress élevé : floraison", "geometryType": "esriGeometryPoint", "sourceSpatialReference": { "wkid": 3978, "latestWkid": 3978 }, "copyrightText": "Environnement et Changement climatique Canada \nNational Oceanic & Atmospheric Association (NOAA) Harmful Algal Bloom Monitoring 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