TABLE 1.
Details of columns showing the duration of transition phases and critical time points
| Column name | No. of samples (with sessile) | No. of samples (without sessile) | Column sacrifice stage | Treatment | Temp (°C) | Sessile community harvest time pointsa | Transition to mitigation phase (TM phase)b | Time point during high SRB abundance (CT)b |
|---|---|---|---|---|---|---|---|---|
| Column 1 | 47 | 44 | Rebound | Treated | 30 | 4th | NA-ND (>1 mM sulfide) | NB |
| Column 2 | 47 | 44 | Sulfidogenesis | Not treated | 30 | 4th | ||
| Column 3 | 38 | 35 | Mitigation | Treated | 30 | 3rd | NA-NC (>1 mM sulfide) | NB |
| Column 4 | 27 | 24 | Mitigation | Treated | 30 | 2nd | NA-NF(>1 mM sulfide) | NB and NC |
| Column 5 | 27 | 24 | Sulfidogenesis | Not treated | 30 | 2nd | ||
| Column 6 | 25 | 22 | Mitigation | Treated | 30 | 1st | NA-NC (>1 mM sulfide) | NB |
| Column 7 | 25 | 22 | Sulfidogenesis | Not treated | 19 | 1st | ||
| Column 8 | 25 | 22 | Sulfidogenesis | Not treated | 30 | 1st | ||
| Column 9 | 25 | 22 | Sulfidogenesis | Not treated | 19 | 1st | ||
| Column 10 | 25 | 22 | Mitigation | Treated | 19 | 1st | NA-NE (>1 mM sulfide) | NB and NC |
| Column 11 | 38 | 35 | Sulfidogenesis | Not treated | 30 | 3rd | ||
| Column 12 | 47 | 44 | Sulfidogenesis | Not treated | 30 | 4th | ||
| Column 13 | 38 | 35 | Mitigation | Treated | 30 | 3rd | NA-NC (>1 mM sulfide) | NB and NC |
| Column 14 | 27 | 24 | Mitigation | Treated | 19 | 2nd | NA-NG (>1 mM sulfide) | NB, NC, and NE |
| Column 15 | 47 | 44 | Rebound | Treated | 30 | 4th | NA-NC (>1 mM sulfide) | NB and NC |
| Column 16 | 47 | 44 | Sulfidogenesis | Not treated | 30 | 4th | ||
| Column 17 | 38 | 35 | Sulfidogenesis | Not treated | 30 | 3rd | ||
| Column 18 | 47 | 44 | Rebound | Treated | 30 | 4th | NA-NC (>1 mM sulfide) | NA and NB |
| Column 19 | 47 | 44 | Rebound | Treated | 30 | 4th | NA-NE (>0.94 mM sulfide) | NB and NC |
| Column 20c | 44 | 44 | Not harvested | Not treated | 30 |
a
Dates for the four harvests are as follows (mo/day/yr): 1st, 08/23/2019; 2nd, 08/28/2019; 3rd, 10/07/2019; and 4th, 11/11/2019.
b
Time points for TM phase and CT are as follows: NA, 07/29/2019; NB, 07/31/2019; NC, 08/02/2019; ND, 08/05/2019; NE, 08/07/2019; NF, 08/09/2019; and NG, 08/12/2019.
c
No sessile samples were harvested for column 20.