Tags: Arachnid.
The redberry mite (Acalitus essigi) is an eriophyid mite which is a serious pest of commercially produced blackberries in the United States. The redberry mite is microscopic requiring at least a 20× hand lens to detect. It has two pairs of legs and a thin translucent appearance.Overwintering mites colonize tiny spaces beneath the exterior scales of dormant buds of blackberries.