Rịba ama amaokwu a dị n'okpuru ma zaa ajụjụ ahụ mgbe e mesịrị n'otu asụsụ ahụ dị ka amaokwu ahụ:  Ọwa mmiri: Osimiri ahụ dị 1,143 km (710 mi) ogologo ma ruo 700 m (2,300 ft) n'obosara na delta ya; na ngụkọta nke 98,740 km2 (38,120 sq mi), osimiri ahụ na-ekpuchi ihe karịrị 67% nke West Kalimantan. Ọnụego mmiri na-agbanwe n'afọ niile, nkezi ihe dịka 6,000<unk>7,000 m3/s (210,000<unk>250,000 cu ft/s) na delta na 2,000 m3/s (71,000 cu ft/s) n'elu mmiri, na confluence nke Osimiri Tawang. Mmiri a na-agbapụta n'oge udu mmiri n'ọnwa Eprel na Nọvemba, mgbe mmiri nwere ike ịrị elu site na 10<unk>12 m (33<unk>39 ft) n'otu abalị, na-agabiga osimiri ma na-ekpuchi mpaghara ndị dị nso. Osimiri ahụ sitere na etiti Borneo, na ndịda nke ókèala Indonesia-Malaysia, na nkwonkwo dị n'etiti ọdịda anyanwụ nke ugwu Müller Mountain, nke na-agafe n'etiti agwaetiti ahụ, na ndịda ọdịda anyanwụ nke Upper Kapuas Range (Indonesian: Kapuas Hulu), nke dị n'ebe ọdịda anyanwụ. Ruo ihe dị ka kilomita 165 (103 mi) ọ na-asọfe n'ugwu ma na-agbadata n'ala dị larịị nke ahịhịa juru. N'ebe ahụ, ịdị elu na-ebelata naanị mita 50 (160 ft) karịa 900 km (560 mi) site na Putussibau ruo delta osimiri. Ihe dị ka kilomita 350 (220 mi) site na isi iyi, na nso ụsọ oké osimiri ugwu nke osimiri ahụ, bụ usoro Kapuas Lakes nke jikọtara osimiri ahụ site na ọtụtụ ọwa mmiri. Ọdọ mmiri ndị a bụ Bekuan (mpaghara 1,268 hectares), Belida (600 ha), Genali (2,000 ha), Keleka Tangai (756 ha), Luar (5,208 ha), Pengembung (1,548 ha), Sambor (673 ha), Sekawi (672 ha), Sentarum (2,324 ha), Sependan (604 ha), Seriang (1,412) Sumbai (800 ha), Sumpa (664) na Tekenang (1,564 ha). Mgbe mmiri ozuzo kwa ọnwa karịrị ihe dị ka 300 mm, osimiri ahụ na-agabiga n'akụkụ ya, na-agbanye ọtụtụ mmiri ya n'ime ọdọ mmiri ndị ahụ n'ọnụego ruru 1,000 m3/s (35,000 cu ft/s), ma na-eme otu mmiri mmiri. Mmiri a na-egbochi oke idei mmiri nke ala ala nke osimiri ahụ; ọ na-emekwa ka azụ si n'osimiri ahụ gaa n'ọdọ mmiri maka igwu mmiri, ma na-achụpụ nnụnụ n'ọdọ mmiri. Osimiri ahụ na-abanye n'Oké Osimiri South China na-emepụta delta marshy,...  Ajụjụ: N'akụkụ ebee ka osimiri ahụ dị ma e si Pontianak gawa ya?
ọdịda anyanwụ-ndịda ọdịda anyanwụ