Features are: Zambezi coast (Africa), Princess Ragnhild coast (Antarctica), Mozambique Basin (MB), Riiser-Larsen Sea (RLS), Weddell Sea (WS), West Enderby Basin (WEB), northern Natal Valley (NNV), Davie ridge (DR), Mozambique ridge (MOZ), Madagascar plateau (MP), Agulhas plateau (AP), Conrad rise (CR), Maud rise (MR), Astrid ridge (AR), Gunnerus ridge (GR), Astrid fracture zone (AFZ), Explora Escarpment (EE), Bouvet triple junction (BTJ), and Southwest Indian ridge (SWIR).

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