The Ouergha River was the site of a key battle during the French invasion of Morocco in 1924. The French, encouraging the fighting of native Moroccan tribes among each other, advanced with 12,000 troops to a crossing of the Ouergha and achieved a major victory here without a shot being fired.^[1]

In the upper parts of the watershed within the Middle Atlas is the prehistoric range of the endangered primate Barbary macaque, which prehistorically had a much larger range in North Africa.^[2]

• Baht River
• Middle Atlas

• C. Michael Hogan. 2008. Barbary Macaque: Macaca sylvanus, GlobalTwitcher.com, ed. N. Stromberg
• William A. Hoisington. 2005. Lyautey and the French conquest of Morocco

34°29′10″N 5°21′47″E / 34.48611°N 5.36306°E / 34.48611; 5.36306