Aeshna Canadensis Presence Signals Healthy Freshwater Ecosystems
The spelling Aeschna has been intermittently used over a period of time, but is now abandoned for the original name Aeshna. However, derived genus names (such as Rhionaeschna) retain the 'sch'. Aeshna is the largest genus, including 20 out of 38 North American species in the family. Like most dragonfly larvae, members of this family are predators, feeding on invertebrates and even small fish. Genus Aeshna - Mosaic Darners 1 2 3 Canada DarnerMottled DarnerLance-tipped DarnerLake DarnerVariable Darner Species Aeshna canadensis - Canada Darner Adapted for camouflage for those living near the surface. Aeshna grandis take up to 3 years to reach maturity. The banding pattern is present for the first 2 years of development. A characteristic unique. The genus Aeshna is the most speciose group within the Aeshnidae family in the Pacific Northwest. This species and other related mosaic darners are largely Nearctic (though some taxa are Holarctic) and.
Aeshna larvata Scudder, 1890 (Anisoptera incertae sedis) – Late Eocene (Priabonian), Florissant Formation, Colorado † Aeshna messiniana Gentilini & Peters, 1993 – Late Miocene (Messinian),. Nov 13, 2025 · The second oldest representative of the genus Aeshna (Odonata: Aeshnidae) found in the lowermost Oligocene of Luberon (France) and revealed by UV light. Historical Biology 36 (2):. Green Hawker - Aeshna viridis The green hawker is found in Austria, the Czech Republic, Denmark, Estonia, Finland, Germany, Hungary, Latvia, Lithuania, Montenegro, the Netherlands, Poland,. Aeshna, or the mosaic darners, is a genus of dragonflies from the family Aeshnidae. Species within this genus are generally known as "hawkers" (Old World) or "darners" (New World).
Protecting Freshwater Ecosystems – Earthwise Society
