Senegal River relates the legend that both the Senegal and the Egyptian Nile were branches of the Biblical Gihon River that stems from the Garden of Eden and flows through Ethiopia. He also notes that the Senegal was called "the Niger" by the ancients - probably a reference to Ptolemy's legendary 'Nigir' (Νιγειρ) (below the Gir), which would be later identified by Leo Africanus with the modern Niger River. Much the same story is repeated by Marmol in 1573, with the additional note that both the Senegal River and Gambia River were tributaries of the Niger River. However, the contemporary African atlas
Demographics of Senegal Total Fertility Rate (TFR) (Wanted Fertility Rate) and Crude Birth Rate (CBR): French (official), Wolof, Pulaar, Serer, Jola, Mandinka, Soninke The religion beliefs of the 2016 population of Senegal are: Muslim 96.1% (mostly Sufi), Christian 3.6% (mostly Roman Catholic), animist 0.3%. The following demographic statistics of Senegal are from the World Population Review. The following demographic statistics are from the CIA World Factbook, unless otherwise indicated. Definition: age 15 and over can read and write Senegal aforetime was a destination country for neighboring economic migrants, but in recent decades West African migrants more often use Senegal as a transit point