KOUTALIANOU, M., BUIA, M.C. and KATSAROS, C. 2022. In situ experiments on the effect of low pH on the ultrastructure of the seagrasses Cymodocea nodosa and Posidonia oceanica. Mediterranean Marine Science. 23, 1 (Jan. 2022), 30–45. DOI:https://doi.org/10.12681/mms.26314.