Read here. CO2-enriched seawater is not the hyped menace that alarmists claim.
"Kurihara et al. report they "observed no significant differences in the abundance of total meiofauna, nematodes, harpacticoid copepods (including adults and copepodites) and nauplii by the end of the experiment." In addition, they say there "may have been successful recruitments under elevated CO2 conditions," and, therefore, that "elevated CO2 had not impacted the reproduction of nematodes and harpacticoid copepods."....."In the words of the three researchers, "these results suggest that the projected atmospheric CO2 concentration in the year 2300 does not have acute effects on the meiofauna.""