Miguel Angel Zavaleta Perez was 40 when he was last seen on August 8, 2009, in the vicinity of Altar, Sonora, Mexico. He was believed to be attempting to cross the U.S.-Mexico border with an intended destination near Tucson, Arizona, in Pima County. Height was reported between 5 feet 4 inches and 5 feet 6 inches, weight 190–210 pounds. Hair and eye color were not recorded.

Distinctive features include a round, fleshy mole near the corner of his mouth by his lower lip, a chickenpox scar on the left side of his chin, and a prominent machete scar on his left hand. The Pima County Medical Examiner’s Office opened a case on October 8, 2009, after he was last seen. Beyond those facts, details about Miguel’s movements after August 8 are not available.

If anyone was in the Altar or Tucson border area in August 2009 and remembers seeing Miguel or knows anything relevant to his disappearance, please share information with investigators.