Mean carbonate chemistry values associated with experimental cultures (<i>t2</i>).

a<p>Average values at the beginning of the experiment before the inoculation of cells.</p>b<p>Figures in parentheses represent blank seawater medium bubbled with the appropriate <i>p</i>CO₂ mixture.</p>c<p>There was only one sample available for the initial pre-inoculation blank of the ambient/current day CO₂ condition. For this instance alone, values in parentheses are from the second 395 p.p.m.v. CO₂ treatment.</p>d<p>Average values at the end of the experiment (<i>t2</i>).