basis of recordHällfors, G. (2004). Checklist of Baltic Sea Phytoplankton Species (including some heterotrophic protistan groups). Baltic Sea Environment Proceedings. No. 95: 210 pp., available online athttp://helcom.fi/Lists/Publications/BSEP95.pdf[details] Available for editors
additional sourceHartley, B., Ross, R. & Williams, D.M. (1986). A check-list of the freshwater, brackish and marine diatoms of the British Isles and adjoining coastal waters. Journal of the Marine Biological Association of the United Kingdom. 66(3): 531-610.[details] Available for editors