32,900 (2000 INALI). 120 monolinguals (1995 census). Ethnic population: 100,000 (1983).
South Sonora coast, Navojoa (Huatabampo) Area; north Sinaloa (Los Mochis, Guasave, San José Ríos, north of Guamuchil). 100 villages or more.
90% intelligibility of Yaqui [yaq].
SOV; medium word length, clitics, affixes; nontonal
Government scholarships offered to young people who demonstrate Mayo proficiency. Mainly older adults. Negative to neutral attitudes.
Mayo people reticent to identify as Mayo. Monolinguals avoid contact with outsiders. Prefer Mayo. Traditional religion, Christian.