Rịba ama amaokwu a dị n'okpuru ma zaa ajụjụ ahụ mgbe e mesịrị n'otu asụsụ ahụ dị ka amaokwu ahụ:  Ọwara: Oké Osimiri Marmara (; Turkish: Marmara Denizi), nke a makwaara dị ka Oké Osimiri Marmora ma ọ bụ Oké Osimiri Marmara, na n'ihe gbasara oge ochie dị ka Propontis bụ oke osimiri dị n'ime, kpamkpam n'ime oke ala Turkey, nke na-ejikọ Oké Osimiri Ojii na Oké Osimiri Aegean, si otú a na-ekewa akụkụ Asia na Europe nke Turkey. Ọwara Bosphorus jikọtara ya na Oké Osimiri Ojii na ọwara Dardanelles na Oké Osimiri Aegean. Nke mbụ ahụ na-ekewapụkwa Istanbul n'akụkụ ya ndị dị n'Eshia na Europe. Osimiri Marmara bụ obere osimiri nwere mpaghara 11,350 km2 (4,380 sq mi), na nha 280 km × 80 km (174 mi × 50 mi). Oke omimi ya bụ 1,370 m (4,490 ft).  Ajụjụ: Olee mba Osimiri Bosphorus kewara na kọntinent abụọ?
Istanbul