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Table 5 Composition of the microbial communities in water, integral sample, and benthos mat in Zavarzin thermal spring.

From: Molecular analysis of the benthos microbial community in Zavarzin thermal spring (Uzon Caldera, Kamchatka, Russia)

Domain Phylum % in benthos mat % in water sample % in integral sample **
Bacteria Caldiserica 34.8 1.72 1
  Dictyoglomi 25.5 1.65 2
  Aquificae 12.7 32.27 3
  Proteobacteria 8.0 23 13
  Alphaproteobacteria* - > 1 -
  Deltaproteobacteria* 7.3 3.01 -
  Betaproteobacteria* 0.3 6.57 13
  Gammaproteobacteria* 0.4 10.99 -
  Epsilonproteobacteria* - > 1 -
  Nitrospirae 3.2 - 3
  Thermotogae 2.0 6.27 -
  Firmicutes 1.5 > 1 0.3
  Thermodesulfobacteria 1.2 6.32 -
  Bacteroidetes/Chlorobi 0.8 > 1 -
  Actinobacteria 0.1 > 1 -
  Chloroflexi 2.0 > 1 38
  Deferribacteres 0.9 12.15 8
  Armatimonadetes 1.3 - 6
  Candidate divisions AC1, OP1, OD1 1.4 - -
  Acidobacteria 0.3 > 1 1
  Deinococcus-Thermus - 4.35 -
  Verrucomicrobia - 1.01 -
  Candidate division BRC1 0.1 1.70 0.3
  Cyanobacteria - > 0.20 -
  New lineage 1 - 1.04 +
  New lineage 2 - - -
  Unclassified 3.8 - 24
Archaea Crenarchaeota 1.0 2.25 59
  Thaumarchaeota 1.6 - -
  Euryarchaeota 0.1 1.89 7
  Korarchaeota - 0.34 21
  Nanoarchaeota - 0.02 -
  Unclassified - - 13
  1. *class
  2. ** % of bacterial (300) and archaeal (91) sequences
  3. + this group was found in the integral sample, but the percentage of clones was not specified