2018-09-202018-09-202013PLoS ONE, 8(5): e61175. doi:10.1371/journal.pone.0061175 [open access]1932-6203https://hdl.handle.net/20.500.12348/800The purposes of this paper were to firstly assess trends in North Sea pH data and to determine whether there is any long-term relationship between the pH data and the abundance of calcifying plankton.application/pdfJournal Article