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See text. Mayflies(also known as shadfliesor fishflies in Canada and the upper Midwestern United States, as Canadian soldiers in the American Great Lakes region,[2]and as up-winged flies in the United Kingdom) are aquatic insectsbelonging to the orderEphemeroptera. This order is part of an ancient group of insects termed the Palaeoptera, which ...
Binomial name. Hexagenia limbata. (Serville, 1829) [1] Hexagenia limbata, the giant mayfly, is a species of mayfly in the family Ephemeridae. It is native to North America where it is distributed widely near lakes and slow-moving rivers. [2] The larvae, known as nymphs, are aquatic and burrow in mud and the adult insects have brief lives.
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 ( Cerci ), is the most commonly seen of British Ephemeridae. Imago wings are translucent with dark veining, while in subimago they are dull and ...
Baetidae is a family of mayflies with about 1000 described species in 110 genera distributed worldwide. [1] These are among the smallest of mayflies, adults rarely exceeding 10 mm in length excluding the two long slender tails and sometimes much smaller, and members of the family are often referred to as small mayflies or small minnow mayflies.
Rhithrogena germanica is a European species of mayfly, and is "probably the most famous of all British mayflies", because of its use in fly fishing. It is known in the British Isles as the March brown mayfly, a name which is used in the United States for a different species, Rhithrogena morrisoni. [3] It emerges as a subimago at the end of ...
Pictet, 1843 [1] 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.
This list of the mayflies recorded in the British Isles follows Macadam, [1] with nomenclature and taxonomy according to Kluge. [2] There are 51 species of mayfly known to occur in the British Isles, distributed among ten families. Ameletidae. Ameletus inopinatus Eaton, 1887; Arthropleidae. Arthroplea congener Bengtsson, 1908; Baetidae
Cloeon dipterum is widespread across Europe and Asia. 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 ...