Abatuba

Abatuba is a coastal province of Maracatibe, located in the northeast region. It is the 4th largest Maracatibean subdivision, with 93,500 sqkm, and the most populated, with 13,8 million inhabitants in 2020. Its capital and largest city is Indaiataba, one of the oldest cities in Maracatibe, capital of the former Kwaba Empire. The Tamoyo-guaçu island, part of the Tamoyo Islands, is located in Abatuba and is the largest Maracatibean island. Abatuba is also cut by the Moriquê River, the largest Maracatibean river. In a adition to the large population, Abatuba is also very rich, having many key industries of Maracatibe, such as, and , and is the richest province in terms of , responsible for almost 35% of the agricultural. Because of its very attractive tropical coast and its high number of temples and other constructions of ancient Maracatibe, Abatuba is one of the most visited locations.

The majority of Abatuba's population is ethnically Kwaba, followed by Jungastian and Bangui. Regarding the language, Abatuba has the largest number of speakers, with around 8.3 million of the 19.4 million people who use Kwaba as their first language living in the province. Therefore, Kwaba is the primary language for 60% of Abatubans, and the gigantic majority of the other 40% are able to communicate in that language. The city of Indaiataba is the only national metropolis in which more than 40% of its inhabitants do not speak as their first language, however, the majority of Kwaba speakers in Abatuba live in inland cities.

Historically, the territory of Abatuba has always been the most populated region of Maracatibe, this is due to the fact that the agricultural revolution, which emerged earlier in this region, influenced the development of a civilization at the mouth of Moriquê, which would later be called Great Kwaba Civilization. The richness of the historical past is seen by the high number of national heritage sites and, of which 30% are located in that province.

Main cities
Abatuba is the province with the largest number of municipalities, with 274. Located on the east coast of the province, the city of Indaiataba is the provincial capital and largest city, in addition to being the third largest city in Maracatibe, with 2.767 million inhabitants (2020). Considering the metropolitan area (which includes 5 more municipalities), Indaiataba surpasses Barra Vermelha by a few thousand and becomes the second largest city in the country with almost 3.9 million inhabitants.

The second largest city in Abatuba is Piraguaçu, which is the eleventh largest city in Maracatibe, with just over 1 million inhabitants. Piraguaçu is located in a area with Indaiataba.

Carapós is the third largest city in the province with just over 500 thousand inhabitants, and is located on the north coast. Abatuba has eleven municipalities with a population below 500 thousand inhabitants and above 100 thousand inhabitants, and 22 municipalities with a population between 100 thousand and 50 thousand inhabitants. Other important cities in Abatuba are Cubacatu, Mimaná, Indaiaraguá, Potininga and Columirí.