LakesDisease ReservoirsGreat Lakes RegionFresh WaterEutrophicationPhytoplanktonWater MicrobiologyZooplanktonCichlidsGeologic SedimentsPhylogenyEcosystemCladoceraMicrocystisRNA, Ribosomal, 16SSeasonsSequence Analysis, DNARiversEnvironmental MonitoringPlanktonAfrica, EasternDNA, RibosomalAnimals, WildFishesWater MovementsBiodiversityPopulation DensityWater Pollutants, ChemicalPerchesDNA, BacterialRodentiaMicrocystinsZoonosesMolecular Sequence DataAntarctic RegionsWater PollutionVirus LatencyBrazilCopepodaWater SupplyWater PollutantsGeographyBiomassPopulation DynamicsSodium ChlorideGenes, rRNAEichhorniaGeologyDaphniaRotiferaRodent DiseasesChinaEcologyPolymerase Chain ReactionDisease VectorsWater QualityChiropteraWater Pollution, ChemicalEukaryotaGenetic VariationSpecies SpecificityPeromyscusCyanobacteriaCluster AnalysisHantavirus InfectionsWetlandsFecesSiberiaPhosphorusAlligators and CrocodilesFish DiseasesUrinary Reservoirs, ContinentHantavirusHalobacteriaceaeAnimals, DomesticBase CompositionHIV-1Bacterial Typing TechniquesSnailsTropical ClimateFisheriesDNA, ArchaealIceSalmonidaeIleostomyCylindrospermopsisBirdsPetroleumBacteroidetesSalinityMethaneHumic SubstancesBathing BeachesCarbonActinobacteriaProteobacteriaColony Count, MicrobialArchaeaSmegmamorphaArgentina