Check out Brilliant (and get 20% off) here:   Earth's ocean water is continuous. How can we divide it into sections that are more useful?   Thanks also to our Patreon patrons and our YouTube members. ___________________________________________ To learn more, start your googling with these keywords:  IHO: International Hydrographic Organization ___________________________________________ If you liked this week’s video, you might also like:  We had fun playing with (and transitioning between) different map projections in this video, and we came across this great - and mesmerizing! - website: _________________________________________ Subscribe to MinuteEarth on YouTube: Support us on Patreon: And visit our website:   Say hello on Facebook: And Twitter:   And download our videos on itunes: ___________________________________________ Credits (and Twitter handles): Writer, Director, and Narrator: Kate Yoshida (@KateYoshida) Video Illustrator: Arcadi Garcia Rius (@garirius) With Contributions From: Henry Reich, Alex Reich, Ever Salazar, Peter Reich, David Goldenberg, Julián Gómez, Sarah Berman  Music by: Nathaniel Schroeder: ___________________________________________   References:   Antonello, A. (2018). The Southern Ocean. In Armitage D. (Ed.), Oceanic Histories (296-318). Cambridge University Press.Candido, M. (2011). South Atlantic. In Burnard, T. (Ed.), Oxford Bibliographies Online: Atlantic History, Oxford University Press. Caspers, H. (1965). Van Mieghem, J. and Van Oye, P (Eds), Biogeography and Ecology in Antarctica. The Hague: Dr. W. Junk Publishers. Lewis, M.W. (1999). “Dividing the Ocean Sea.” Geographical Review 89 (2), 188-214. International Hydrographic Organization (IHO), (1953): Limits of Oceans and Seas, International Hydrographic Organization., Bremerhaven. Hydrographic Organization (IHO), (2002): Limits of Oceans and Seas , International Hydrographic Organization (DRAFT), Monaco.