Table 2. pH (mean±s.e.) measured at the coral-microbial mat interphase (at 0 μm, see Figure 3) of CP and BBD in darkness and at two irradiances.
Light (μmol photons m−2 s−1) |
CP |
BBD |
||||
---|---|---|---|---|---|---|
Front (n=3) | Middle (n=3) | Back (n=3) | Front (n=3) | Middle (n=3) | Back (n=3) | |
0 | 7.73±0.25 | 7.53±0.14 | 7.75±0.07 | 7.43±0.20 | 7.33±0.11 | 7.49±0.03 |
40 | 7.83±0.26 | 7.74±0.22 | 7.39±0.23 | 7.37±0.01 | 7.62±0.11 | 7.49±0.19 |
250 | 8.61±0.19 | 8.58±0.22 | 8.54±0.07 | 7.58±0.15 | 8.13±0.27 | 7.83±0.24 |
Abbreviations: BBD, black band disease; CP, cyanobacterial patch.