African manatee in both coastal areas and isolated inland areas, genetic evidence suggests no significant differences between the two populations. The African manatee falls under the genus "Trichechus" with only two other species, the Amazonian manatee and the West Indian manatee, which are also sirenians. African manatees can be found in West African regions: Angola, Benin, Cameroon, Chad, the Republic of the Congo, the Democratic Republic of the Congo, Côte d'Ivoire, Equatorial Guinea, Gabon, The Gambia, Ghana, Guinea, Guinea-Bissau, Liberia, Mali, Mauritania, Niger, Nigeria, Senegal, Sierra Leone, and Togo. Manatees are found in brackish waters to freshwater: in oceans, rivers, lakes, coastal
Benin standard of measurement for the 10% target. Benin has the third-highest publication intensity for scientific journals in West Africa, according to Thomson Reuters' Web of Science, Science Citation Index Expanded. There were 25.5 scientific articles per million inhabitants cataloged in this database in 2014. This compares with 65.0 for the Gambia, 49.6 for Cape Verde, 23.2 for Senegal and 21.9 for Ghana. The volume of publications in this database tripled in Benin between 2005 and 2014 from 86 to 270. Between 2008 and 2014, Benin's main scientific collaborators were based in France (529 articles), United States (261), United Kingdom (254),