TABLE 3

Iron reduction rates, as calculated from Fe reduction experiments from four different sites

SiteMean Fe reduction rate (μM h−1 · ml of mat)Mean total Fe reduced (SD) (μM)Lag time (h)a
South River0.94580 (138)<48
Ref 6 site2.5847 (182)<48
Kuparuk River seep1.72,930 (237)<24
Toolik River seep1.682,200<24
  • a Time until detectable Fe2+.