Stream-inhabitant
Guides
Boyeria vinosa
fawn darner
Boyeria vinosa, the fawn darner, is a dragonfly species in the family Aeshnidae. It inhabits rivers and streams in eastern North America, from southeastern Canada through the eastern United States. Adults are crepuscular, being most active at dusk. The species has a univoltine life cycle with egg diapause and approximately 10 months of larval development.
Macronychus
riffle beetles
Macronychus is a genus of riffle beetles in the family Elmidae, comprising approximately 11 described species. Members of this genus inhabit flowing water environments, particularly riffle zones of streams. The genus was established by Müller in 1806 and includes species distributed across North America, Europe, and Asia.
Paratendipes albimanus
Paratendipes albimanus is a non-biting midge species in the family Chironomidae, found in freshwater habitats across Europe and North America. The species has been studied for its life history and growth patterns in Michigan headwater streams. As a member of the Chironomidae, it completes its larval development in aquatic environments before emerging as an adult.
Protosialis americana
American alderfly
Protosialis americana is a species of alderfly in the family Sialidae, order Megaloptera. It is one of the few North American species in the genus Protosialis, which was historically classified within the broader genus Sialis. Alderflies are aquatic insects with predatory larvae that inhabit flowing water environments.