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Table 1 Comparison of current generation and biofilm heights in pure and co-cultures.

From: Initial development and structure of biofilms on microbial fuel cell anodes

  Imax (mA) Maximum Biofilm thickness (μm, batch)-COMSTAT
  Continuous Batch Closed circuit anode Open circuit anode
Pure culture experiments
   Geobacter sulfurreducens 1.1 ± 0.06 1.0 ± 0.05 25 ± 6 49 ± 5
   Pseudomonas aeruginosa 0.5 ± 0.01 0.9 ± 0.01 30 ± 3 42 ± 3
   Shewanella oneidensis 1.3 ± 0.05 1.0 ± 0.15 26 ± 2 41 ± 3
   Clostridium acetobutylicum 0.13 ± 0.006 0.1 ± 0.03 14 ± 6 24 ± 6
   Enterococcus faecium 0.1 ± 0.05 0.2 ± 0.05 18 ± 3 23 ± 4
Co-cultures with Enterococcus faecium
   Geobacter sulfurreducens 1.9 ± 0.03 - 50 ± 7 -
   Pseudomonas aeruginosa 1.8 ± 0.04 - 40 ± 4 -
   Shewanella oneidensis 2.0 ± 0.06 - 39 ± 7 -
Co-cultures with Clostridium acetobutylicum
   Geobacter sulfurreducens 0.1 ± 0.03 - 7 ± 3 -
   Pseudomonas aeruginosa 0.3 ± 0.05 - 8 ± 2 -
   Shewanella oneidensis 0.2 ± 0.06 - 5 ± 1 -