title: [Microbiological monitoring of water ecosystems].
abstract: The paper presents the results of a study of the microbial community of the Lena River. Active anthropogenic pollution induces structural changes in the microbiocenoses of aquatic objects and increases in the quantity of opportunistic gram-negative microorganisms and in that of antibiotic-resistant bacteria.
authors.forename: E D
authors.initials: ED
authors.lastname: Savilov
authors.forename: E V
authors.initials: EV
authors.lastname: Anganova
mesh_terms: D001419:Bacteria / Q000302:isolation & purification*; D004784:Environmental Monitoring / Q000379:methods*; D004787:Environmental Pollution / Q000009:adverse effects*; D005618:Fresh Water / Q000382:microbiology*; D006801:Humans; D014871:Water Microbiology