Table 1. Mean pH, temperature, salinity, pCO2, DIC, and alkalinity present during experiments and starting dissolved inorganic nitrogen (DIN), and dissolved inorganic phosphorus (DIP) concentrations during experiments.
Gracilaria | ||||||||||
Treatment | pH | Temperature | Salinity | pCO2 | DIC | HCO3- | Alkalinity | DIN | DIP | |
Control | 8.23±0.02 | 18.4±0.1 | 29.5±0.8 | 327±58 | 1520±73 | 1380±73 | 1790±76 | 5.42±0.87 | 0.72±0.11 | |
Nutrients | 8.29±0.03 | 18.5±0.1 | 29.5±0.7 | 314±61 | 1400±68 | 1310±93 | 1720±71 | 55.42±8.86 | 3.72±0.58 | |
CO2 | 7.37±0.01 | 18.6±0.1 | 29.8±0.6 | 2530±108 | 1760±60 | 1660±48 | 1710±59 | 5.42±0.87 | 0.72±0.11 | |
CO2/Nutrients | 7.38±0.01 | 18.6±0.1 | 29.7±0.7 | 2380±114 | 1710±61 | 1630±49 | 1670±58 | 55.42±8.86 | 3.72±0.53 | |
Ulva | ||||||||||
Treatment | pH | Temperature | Salinity | pCO2 | DIC | HCO3- | Alkalinity | DIN | DIP | |
Control | 8.27±0.02 | 18.5±0.1 | 29.3±0.8 | 329±55 | 1540±72 | 1380±70 | 1780±76 | 5.42±0.87 | 0.72±0.11 | |
Nutrients | 8.35±0.03 | 18.5±0.1 | 29.6±0.7 | 328±56 | 1440±57 | 1330±63 | 1750±89 | 55.42±8.86 | 3.72±0.58 | |
CO2 | 7.37±0.01 | 18.6±0.1 | 29.7±0.6 | 2510±102 | 1770±70 | 1650±56 | 1720±70 | 5.42±0.87 | 0.72±0.11 | |
CO2/Nutrients | 7.40±0.01 | 18.6±0.1 | 29.8±0.6 | 2300±163 | 1740±55 | 1650±46 | 1700±58 | 55.42±8.86 | 3.72±0.53 |
Mean values of pH (NBS scale), temperature (°C), salinity (g kg-1), pCO2 (μatm), DIC (μmol kgSW-1), HCO3- (μmol kgSW-1), alkalinity (μmol kgSW-1), DIN (μM), and DIP (μM) for Gracilaria and Ulva for June through November experiments.
Values represent means ± SE. Data from individual experiments appear within S1 Table.