Two groups of fish were exposed to a low (control) and a high level of CO2 for 135 days during the freshwater period. After smoltification, the fish were transferred to seawater and followed up for 517 days until they reached harvest weight
Two groups of fish were exposed to a low (control) and a high level of CO2 for 135 days during thefreshwater period. After smoltification, the fish were transferred to seawater and followed up for 517 days until they reachedharvest weight