Taigiris ( /t aɪ ɡ r ɪ s / ) shine na biyu mai girma koguna cewa ayyana Mesofotamiya, da sauran kasancewa Yufiretis . Kogin yana gudana kudu daga tsaunukan tsaunukan Armeniya ta cikin hamadar Siriya da Larabawa, kuma ya fantsama zuwa Tekun Fasha . Tigris shine 1,750 Tsawon kilomita, yana tashi a tsaunukan Taurus na gabashin Turkiyya kimanin 25 kilomita kudu maso gabas da birnin Elazig da kuma kusan 30 km daga magudanar ruwan Furat. Sai kogin yana gudana har 400 kilomita ta kudu maso gabashin Turkiyya kafin ya zama wani yanki na iyakar Siriya da Turkiyya . Wannan nau'i na 44 km ne kawai yanki na kogin da yake a Siriya. Wasu daga cikin wadatarta sune Garzan, Anbarçayi, Batman, da Babban da Ƙananan Zab . Kusa da haɗuwa da Euphrates, Tigris ya rabu zuwa tashoshi da yawa. Na farko, rassan Shatt al-Hayy na wucin gadi, don shiga cikin Furat kusa da Nasiriya . Na biyu, Shatt al-Muminah da Majar al-Kabir reshen don ciyar da tsakiyar Marshes . Daga baya, wasu tashoshi biyu na rarrabawa sun rabu ( Al-Musharrah da Al-Kahla ), don ciyar da Marshes Hawizeh .