Keywords: Alkalinity, total; Alkalinity, total, standard deviation; Aragonite saturation state; Arctic; Bicarbonate ion; Biogenic silica; Biomass/Abundance/Elemental composition; Bottles or small containers/Aquaria (〈20 L); Calcite saturation state; Calculated using seacarb after Nisumaa et al. (2010); Carbon, inorganic, dissolved; Carbon, inorganic, dissolved, standard deviation; Carbon, organic, particulate; Carbon, organic, particulate/Biogenic silica; Carbon, organic, particulate/Nitrogen, organic, particulate ratio; Carbon/Chlorophyll a ratio; Carbonate ion; Carbonate system computation flag; Carbon dioxide; Chlorophyll a; Community composition and diversity; Confidence interval; Davis_Strait; Entire community; EXP; Experiment; Experiment duration; Fugacity of carbon dioxide (water) at sea surface temperature (wet air); Identification; Laboratory experiment; Light; Light-depended increase in 14C uptake; Light-depended increase in conversion factors; Light-depended increase in initial charge separation in reaction center II; Light saturated rate of initial charge separation in 14C uptake, maximum; Light saturated rate of initial charge separation in conversion factors, maximum; Light saturated rate of initial charge separation in reaction center II, maximum; Light saturation; Net primary production of carbon per particulate organic carbon; Nitrate; Nitrate, standard deviation; Nitrogen, organic, particulate; OA-ICC; Ocean Acidification International Coordination Centre; Open ocean; Partial pressure of carbon dioxide, standard deviation; Partial pressure of carbon dioxide (water) at sea surface temperature (wet air); Pelagos; pH; pH, standard deviation; Phosphate; Phosphate, standard deviation; Picoplankton per particulate organic carbon; Polar; Potentiometric titration; Primary production/Photosynthesis; Primary production of carbon per chlorophyll a; Salinity; Silicate; Silicate, standard deviation; Temperature, water; Temperature, water, standard deviation; Time point, descriptive; Treatment; Type