Aceria-like galls on Salix laevigata.
Bitten well I was at Patuxent Wildlife Research Center, Laurel, Maryland 20708 I was able to get this mite bite I had and photograph it for a Nikon microscope
Nail galls on sycamore maple (Acer pseudoplatanus) cased by the mite Aceria macrorhyncus
Many large red mites (up to 3mm) seen on aquatic veg in spring fed creek. Common in the region, but I haven't yet looked up what the species is.
Some plentiful galls on these willow leaves...
At first I thought they were mosquito bites because the welts were so large. But the swelling went down and now itlooks like it must be chiggers.
Acari (or Acarina) are a taxon of arachnids that contains mites and ticks. The diversity of the Acari is extraordinary and its fossil history goes back to at least the early Devonian period. As a result, acarologists (the people who study mites and ticks) have proposed a complex set of taxonomic ranks to classify mites. In most modern treatments, the Acari is considered a subclass of Arachnida and is composed of two or three superorders or...