It tilted like a helicopter, flew like a jet, and packed a six-barrel Gatling gun firing 3,000 rounds a minute. The Canadair CL-84 was decades ahead—but never got its shot.

Since Saturday, efforts have intensified to contain a forest fire that broke out in the commune of Mellaliyine, located between Tetouan and Fnideq. Four Canadair planes from the Royal Gendarmerie ...