||40,000 (1995 census). 113 monolinguals (1995 census). Ethnic population: 100,000 (1983).
||Coastal south Sonora around Navojoa (Huatabampo); north Sinaloa (Los Mochis, Guasave, San José Ríos, north of Guamuchil). 100 villages or more.
Mexico, reference number 8
||90% intelligibility with Yaqui [yaq].
||Uto-Aztecan, Southern Uto-Aztecan, Sonoran, Cahita
||Government scholarships offered to young people who demonstrate Mayo proficiency. Mainly older adults. Mayo people are reticent to identify as Mayo. The more monolingual avoid contact with outsiders. Prefer Mayo.
||Literacy rate in L1: 2%. Literacy rate in L2: 20%. Radio programs. Dictionary. Bible portions: 1962–2000.
||SOV; medium word length, clitics, affixes; nontonal. Peasant agriculturalists; pastoralists; fishermen. Traditional religion, Christian.