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Mayflies are distributed all over the world in clean freshwater habitats, [35] though absent from Antarctica. [36] They tend to be absent from oceanic islands or represented by one or two species that have dispersed from nearby mainland. Female mayflies may be dispersed by wind, and eggs may be transferred by adhesion to the legs of waterbirds ...
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.
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 ...
Baetiscidae is a family of mayflies. It contains a single extant genus, Baetisca, native to North America with around 12 species. [1] [2] [3] [4] The family is noted ...
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Caenidae, is a family of mayflies, sometimes called "small squaregill mayflies". Species are found throughout the world in lotic, depositional environments, and they are sprawlers. [ 2] Caenids occur in quiet and even stagnant water and are often overlooked because they are so small. They like to live in silty bottoms, and their gills are ...
Fish flies, or mayflies, have been spotted across metro Detroit. Thankfully, they don't bite and will go away soon due to a short life cycle. Fish fly swarms have arrived in metro Detroit: When ...
Rhithrogena fradgleyi Blair, 1929. 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]
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