PhylogenyRNA, Ribosomal, 16SDNA, RibosomalSequence Analysis, DNADNA, BacterialBase CompositionGenes, rRNAMolecular Sequence DataBacterial Typing TechniquesSpecies SpecificityActinomycetalesFatty AcidsRNA, BacterialDNA, Ribosomal SpacerSeawaterNucleic Acid HybridizationGeologic SedimentsAlphaproteobacteriaWater MicrobiologyBase SequenceCluster AnalysisQuinonesVitamin K 2Sequence Homology, Nucleic AcidEvolution, MolecularPhenotypeFresh WaterTerminology as TopicKoreaBacteriaGammaproteobacteriaPigments, BiologicalSodium ChlorideAerobiosisBiological EvolutionBacteroidetesMicromonosporaceaeBacillaceaeFlavobacteriaceaeRNA, Ribosomal, 18SAscomycotaActinobacteriaGenetic VariationRhodobacteraceaeDNA, FungalPolymerase Chain Reaction