Figure 10. Five tracheal mites visible in a dissected honey bee trachea (140× magnification).

How to Dissect Honey Bees (Apis mellifera L.) to Detect Tracheal Mites (Acarapis woodi Rennie)

Tracheal mites are parasites of the western honey bee and negatively impact the health and productivity of an infested colony. This 6-page fact sheet details the method of dissecting honey bees in order to diagnose tracheal mites. Written by John Bonkowski, Ashley N. Mortensen, and James D Ellis, and published by the UF Department of Entomology and Nematology, January 2015.
http://edis.ifas.ufl.edu/in1072

Figure 10. Five tracheal mites visible in a dissected honey bee trachea (140× magnification). Credit: Lilia De Guzman, Bugwood.org