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Species Details
Rhyacophila alberta
University of Alberta E.H. Strickland Entomological Museum Read more about this collection »
SeasonalityAdults fly from mid-August to mid-September.
IdentificationAdult antennae are pale yellow with the vertex of the head mottled red-brown. Male forewings are pale yellowish brown, heavily irrorate with darker areas in the veins. In male genitalia, the dorsal lobe of the clasper's distal article is directed meso-anterad (Nimmo, 1971).
Scientific Name
Rhyacophila alberta
Habitat
All sizes of mountain streams.
Seasonality
Adults fly from mid-August to mid-September.
Identification
Adult antennae are pale yellow with the vertex of the head mottled red-brown. Male forewings are pale yellowish brown, heavily irrorate with darker areas in the veins. In male genitalia, the dorsal lobe of the…
Adult antennae are pale yellow with the vertex of the head mottled red-brown. Male forewings are pale yellowish brown, heavily irrorate with darker areas in the veins. In male genitalia, the dorsal lobe of the clasper's distal article is directed meso-anterad (Nimmo, 1971).
Conservation
Common in the Rockies.
Diet Info
Larvae are probably predacious.
Range
Extends from Alaska to Colorado and Utah, largely being confined to the Rocky Mountains. In Alberta, this species is found in the mountains and foothills between 4000 and 6500 feet in altitude (Nimmo, 1971).
Citation
Page Citation for Rhyacophila alberta
Page Citation
"Species Details - Rhyacophila alberta, University of Alberta E.H. Strickland Entomological Museum." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/2-3138/9-12728. Accessed 10 Feb. 2025.
References
Author
Nimmo, A. P.
Title
The adult Rhyacophilidae and Limnephilidae (Trichoptera) of Alberta and eastern British Columbia and their post-glacial origin.
Publication Date
1971
Series Title
Quaestiones Entomologicae
Volume
7
Pages
1-234
Specimen Information
There are 31 specimens of this Species.
UASM4066 - Rhyacophila alberta
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Banff National Park, Thompson Creek (BNP)
Collected ByNimmo, A.
Date Collected1967-10-09
UASM4067 - Rhyacophila alberta
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Elk Creek
Collected ByNimmo, A.
Date Collected1968-09-13
UASM4068 - Rhyacophila alberta
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Lynx Creek
Collected ByNimmo, A.
Date Collected1968-09-13
UASM4070 - Rhyacophila alberta
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Banff National Park, Taylor Creek
Collected ByNimmo, A.
Date Collected1965-08-24
UASM4071 - Rhyacophila alberta
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Banff National Park, Taylor Creek
Collected ByNimmo, A.
Date Collected1966-10-04
UASM4072 - Rhyacophila alberta
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Waterton Lakes National Park, Rowe Brook
Collected ByNimmo, A.
Date Collected1965-08-19
UASM4073 - Rhyacophila alberta
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Banff National Park, Moraine Creek
Collected ByNimmo, A.
Date Collected1966-10-04
UASM4074 - Rhyacophila alberta
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Banff National Park, Lake Agnes
Collected ByNimmo, A.
Date Collected1966-09-11
UASM4075 - Rhyacophila alberta
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Picklejar Creek
Collected ByNimmo, A.
Date Collected1968-08-31
UASM264373 - Rhyacophila alberta
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Whitehorse Creek
Collected ByDjernaes, M.
Date Collected2007-08-06