>
> Does anyone know of a way to mark varroa mites?  I haven't done
> extensive testing , but I have tried one lacquer based and one water
> based paint applied to the dorsal side of a mite.  Neither seemed to
> stay on the mites after they were returned to the bee colony.  However,
> it is also possible that my marking method killed the mites or that all
> the marked mites escaped my search.  I am also interested in learning
> about marking attempts that have failed.
>
 
For marking of varroa mites see an article by A.E. Schulz in Apidologie,
vol. 15 (1984), pp. 401-420. He used a mixture of cyanacrylate and a
fluorescent pigment. Total number of the marked mites was 1323 whereof 666
were lost.
 
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