Supplement to: Arndt, Jan Erik; Schenke, Hans Werner; Jakobsson, Martin; Nitsche, Frank-Oliver; Buys, Gwen; Goleby, Bruce; Rebesco, Michele; Bohoyo, Fernando; Hong, Jong Kuk; Black, Jenny; Greku, Rudolf Kh; Udintsev, Gleb B; Barrios, Felipe; Reynoso-Peralta, Walter; Taisei, Morishita; Wigley, Rochelle (2013): The International Bathymetric Chart of the Southern Ocean Version 1.0 – A new bathymetric compilation covering circum-Antarctic waters. Geophysical Research Letters, 40(9), 1-7, https://doi.org/10.1002/grl.50413