Great Lakes RegionLakesFresh WaterWaterWater MicrobiologyWater MovementsFloodsPotamogetonaceaeWater Pollutants, ChemicalHydrocharitaceaeEnvironmental PolicyRiversWater SupplyBulinusSeasonsNovirhabdovirusEcosystemCichlidsEnvironmental MonitoringFishesSewageDreissenaAquatic OrganismsPolychlorinated BiphenylsPerchesPhytoplanktonAmmonium CompoundsFood ContaminationAfrica, EasternAmphipodaPlant DevelopmentHazardous WasteBiomassHydrocarbons, ChlorinatedWolvesBathing BeachesEnvironmentBacteriaMicrococcusNitrophenolsPhylogenyEthnologyDichlorodiphenyl DichloroethyleneBoratesCatechol 2,3-DioxygenaseHemorrhagic Septicemia, ViralColony Count, MicrobialShipsGeologic SedimentsBiodegradation, EnvironmentalBody WaterWater PollutionBrazil