Rangarira ndima iri pasi apa uye wozopindura mubvunzo unotevera mumutauro mumwechete sechikamu: Passage: Arctic Ocean ndiyo diki uye isina kudzika pamakungwa makuru mashanu epasi. Sangano reInternational Hydrographic Organisation (IHO) rinozviziva segungwa, kunyangwe vamwe vanyori vezvemakungwa vachizviti Gungwa reArctic. Inorondedzerwa senzvimbo yeAtlantic Ocean, uye inoonekwawo sechikamu chekuchamhembe kwegungwa reWorld Ocean. Mubvunzo: Ndiani anoziva gungwa reArctic segungwa?
Sangano reInternational Hydrographic Organization (IHO)