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Ephemera guttulata, commonly known as the eastern green drake, shad fly and coffinfly, is a species of mayfly in the genus Ephemera. The eastern green drake is native to the continental United States and Canada. Its conservation status per the NatureServe conservation status ranking system is G5, meaning it is secure. [2] Green drake larva
Ephemera is a genus of mayfly in the family Ephemeridae. It contains the following species: Ephemera annandalei; Ephemera blanda; Ephemera brunnea; Ephemera compar;
HMA No. 1 Mayfly emerging from her floating shed at Vickers' yard at Barrow-in-Furness on 24 September 1911 "Mayfly" was the crew's nickname for His Majesty's Airship No. 1, an aerial scout airship built by Vickers but wrecked by strong winds in 1911 before her trial flights. [96]
Ephemera vulgata is found throughout most of Europe. It mostly breeds in sluggish rivers and still waters such as ponds. It mostly breeds in sluggish rivers and still waters such as ponds. This species is in decline, probably because of pollution of waterways by pesticides and heavy metals, and because the adult insects are disorientated by ...
Over 3,000 species of mayfly are known worldwide, grouped into over 400 genera in 42 families ... Ephemera (mayfly) Ephemera annandalei; Ephemera blanda; Ephemera compar;
Out of all the mayfly species in the family Ephemeridae, they are the most common in North America. [3] The nymphs of the species burrow and can be found the same time as the Green Drake (Ephemera guttulata) mayflies, which the species acts similar to; if one trout stream has a hatch of E. simulans, there might also be a hatch of E. guttulata. [2]
Ephemera danica can reach an imago size of 15–20 mm (0.6–0.8 in) in males, while females are larger, reaching 16–25 mm (0.6–1.0 in). This mayfly, with its characteristic markings and three tails (), is the most commonly seen of British Ephemeridae.
In the British Isles, C. dipterum is the commonest mayfly in ponds, with around 40% of all ponds containing C. dipterum, rising to 70% in the south. [9] In 1953, a single female Cloeon dipterum was discovered in Illinois , having not been previously recorded in North America, and was found near Lucas , Ohio in 1960. [ 10 ]