dcsimg

Conservation Status

fourni par University of Alberta Museums
Common.
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Cyclicity

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Adults can be found from early June to mid-September.
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Distribution

fourni par University of Alberta Museums
In Canada, from Alberta east to Newfoundland, south to Texas, Florida and Montana (Nimmo, 1986).
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General Description

fourni par University of Alberta Museums
Adults antennae are dull brown and the vertex of the head is a deep dull brown. Male fore and hindwings are a dull golden brown. The process on the segement 10 of males is minute, almost invisible at the base of the cercus. The clasper is large, tapered to tip and hooked dorsad (Nimmo, 1986).
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Habitat

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Small, sluggish to large turbulent flowing waters.
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Life Cycle

fourni par University of Alberta Museums
Twilight or crespuscular creatures, emerging and laying eggs in the last half hour after sunset (LaFontaine, 1981). Bivoltine ?
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Trophic Strategy

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Larvae are predacious filter feeders.
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