Masela (Aanaa)
Mesela (a hukumance: Shanan dhugo ) yanki ne a yankin Oromia, Habasha . Wani bangare na shiyyar Hararghe ta Yamma, Mesela yana iyaka da kudu maso yamma da kogin Galetti wanda ya raba shi da Chiro, daga arewa maso yamma da Tulo, daga gabas kuma ya yi iyaka da shiyyar Hararghe ta Gabas . Garuruwan Mesela sun hada da Goro Reye da Mesela .

Kofi wani muhimmin amfanin gona ne na wannan yanki; fiye da murabba'in kilomita 50 ana shuka su da wannan amfanin gona.  Coffee da aka noma a Mesela sananne ne don ingancinsa.

Alkaluma 
Kididdiga ta kasa ta shekarar 2007 ta bayar da rahoton jimillar yawan jama'a na wannan yanki na 151,698, wadanda 76,864 maza ne, 74,834 kuma mata; 4,590 ko 3.03% na yawan jama'arta mazauna birni ne. Yawancin mazaunan sun ce su musulmi ne, inda kashi 90.86% na al'ummar kasar suka ba da rahoton cewa sun lura da wannan imani, yayin da kashi 8.69% na al'ummar kasar ke yin addinin Kiristanci na Orthodox na Habasha . 

Bisa kididdigar da hukumar kididdiga ta tsakiya ta buga a shekarar 2005, wannan gundumar tana da yawan jama'a 154,502, daga cikinsu 75,881 maza ne, 78,621 kuma mata; 5,841 ko kuma 3.78% na al'ummarta mazauna birni ne, wanda bai kai matsakaicin yanki na 9.6%. Tare da kiyasin yanki na kilomita murabba'i 686.57, Mesela yana da kiyasin yawan jama'a na mutane 225 a kowace murabba'in kilomita, wanda ya fi matsakaicin yanki na 101.8. 

Ƙididdigar ƙasa ta 1994 ta ba da rahoton jimillar yawan jama'a na wannan yanki na 111,478, waɗanda 57,012 maza ne da mata 54,466; 3,262 ko kuma 2.93% na mutanenta mazauna birni ne a lokacin. Manyan kabilu biyu da aka ruwaito a Mesela sune Oromo (91.04%), da Amhara (8.72%); duk sauran kabilun sun kasance kashi 0.24% na yawan jama'a. An yi amfani da Oromiffa a matsayin yaren farko da kashi 91.4%, kuma kashi 8.54% na magana da Amharic ; sauran 0.06% sun yi magana duk sauran yarukan farko da aka ruwaito. Yawancin mazaunan Musulmai ne, tare da kashi 90.11% na yawan jama'a sun ba da rahoton cewa sun yi imani, yayin da kashi 9.77% na yawan jama'ar suka ce suna da'awar Kiristanci na Orthodox na Habasha .

Bayanan kula