Supplement to: Endo, H; Hattori, Hiroshi; Mishima, Tsubasa; Hashida, Gen; Sasaki, H; Nishioka, Jun; Suzuki, Koji (2017): Phytoplankton community responses to iron and CO2 enrichment in different biogeochemical regions of the Southern Ocean. Polar Biology, 40(11), 2143-2159, https://doi.org/10.1007/s00300-017-2130-3