Table 1 Overview of studies that reported the abundance of Shewanella spp. in corrosive microbial communities.

From: Insights into the various mechanisms by which Shewanella spp. induce and inhibit steel corrosion

Abundance Shewanella in corrosive microbial community

Source

Reference

40%

Methanogenic community growing on Fe(0) granules as sole electron donor and CO2 as sole electron acceptor, enriched from coastal marine sediments

8

22-35%

Separators and storage tanks of shale gas facility

86

10%

Corroded seal rings off-shore facility

76

3.7%

316 L stainless steel coupons immersed in oxic seawater

7

0.6%

Acetogenic community growing on Fe(0) powder as sole electron donor and CO2 as sole electron acceptor, enriched from corrosion crust from scrap bikes

9

  1. Several more studies found evidence for the presence of Shewanella spp. in corrosion samples, but did not report their exact abundance. It should be noted that definitely not all corrosive microbial communities contain Shewanellae.
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