Aladja
Aladja gari ne, a bakin tekun jihar Delta, a Najeriya. Tana bakin gabar kudancin kogin Warri. Yawancin  mutanen ’yan kabilar Udu ne, wata kungiyar kabilar Urhobo. Wani sashe na garin ya kasance a hannun wasu mutanen kabilar Ijaw wadanda a karshe suka yi hijira saboda rikicin filaye da aka yi a tsakanin Urhobos da Ijaw a shekarun 1990. Kamfanin Delta Steel (DSC), hadadden masana'antar kera karafa yana kan kadada na fili da al'ummomin Ovwian da Aladja suka bayar amma masana'antar karafa a halin yanzu ba ta cika aiki ba sakamakon rashin kulawa. Sai dai, gwamnatin tarayyar Najeriya, na kokarin mayar da kamfanin zuwa kamfanoni. A baya-bayan nan an danganta shi da layin dogo na zamani daga yankin arewacin kasar don saukaka jigilar kayan masarufi (bakin karfe) da karafa (karfe) tsakanin masana'antar da sauran sassan kasar. Aladja, a matsayinta da al'ummar bakin teku, ta kasance matattarar kasuwanci tsakanin mutanen bakin tekun da na baya tun zamanin da. Har yanzu dai ana ci gaba da gudanar da harkokin kasuwanci a babbar kasuwar Aladja har zuwa yau. Aladja ya yi hidima tsawon shekaru da dama a matsayin hanyar zuwa tsohuwar kasar Warri ta shahararriya 'Aladja Waterside' har zuwa lokacin da aka gina gadar Udu a 1975. a matsayin hanyar zuwa Warri da kewaye.