<p>There are approximately 55,000 species of Acari, many of them are parasites and affect plants, animals and humans, causing economic losses and public health problems. One of the most used biological agents for the control of insects and pest mites is Bacillus thuringiensis, an entomopathogenic, ubiquitous bacterium that in field trials has shown toxicity to parasitic mites of animals and plants. The purpose of this review is to analyze the state of the art of the usefulness of Bacillus thuringiensis on the control of plague mites.</p>