Complex sentence: Many pollinators and predatory insects such as lady beetles, bumblebees, and syrphid flies are relatively unaffected, with the exception of predatory mites that may help control spider mites.
Split into simpler sentences: Many pollinators and predatory insects such as lady beetles, bumblebees, and syrphid flies are relatively unaffected. However, predatory mites that may help control spider mites.