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Species Details
Rhyacophila vaccua
University of Alberta E.H. Strickland Entomological Museum Read more about this collection »
SeasonalityAdults are found from mid-August to early October.
IdentificationAdult antennae are dark brown and the vertex of the head is uniformly dark brown. Spurs are dark brown. The distal article of the clasper in males is sharply clefted longitudinally and the lobes are overlapped, like scissors (Nimmo, 1971).
Scientific Name
Rhyacophila vaccua
Habitat
Can be found in a wide range of habitats; fast or slow, small and large, rocky and pebbly creeks.
Seasonality
Adults are found from mid-August to early October.
Identification
Adult antennae are dark brown and the vertex of the head is uniformly dark brown. Spurs are dark brown. The distal article of the clasper in males is sharply clefted longitudinally and the lobes are overlapped, like…
Adult antennae are dark brown and the vertex of the head is uniformly dark brown. Spurs are dark brown. The distal article of the clasper in males is sharply clefted longitudinally and the lobes are overlapped, like scissors (Nimmo, 1971).
Conservation
Not common.
Diet Info
Larvae are probably predacious.
Range
From British Columbia and Alberta, south to Wyoming and California. In Alberta, this species is mainly confined to the mountains (Nimmo, 1971).
Citation
Page Citation for Rhyacophila vaccua
Page Citation
"Species Details - Rhyacophila vaccua, University of Alberta E.H. Strickland Entomological Museum." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/2-3154/9-12463. Accessed 22 Feb. 2025.
References
Author
LaFontaine, Gary
Title
Caddisflies
Publication Date
1981
Pages
336
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 17 specimens of this Species.
UASM4259 - Rhyacophila vaccua
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Kananaskis Country, Etherington Creek
Collected ByNimmo, A.
Date Collected1968-08-31
UASM4254 - Rhyacophila vaccua
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Dead Man's Flats
Collected ByNimmo, A.
Date Collected1967-09-24
UASM4253 - Rhyacophila vaccua
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Banff National Park, Bow River
Collected ByNimmo, A.
Date Collected1967-09-24
UASM4249 - Rhyacophila vaccua
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Waterton Lakes National Park, Rowe Brook
Collected ByNimmo, A.
Date Collected1965-08-19
UASM4244 - Rhyacophila vaccua
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Gorge Creek
Collected ByNimmo, A.
Date Collected1965-09-12
UASM4250 - Rhyacophila vaccua
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Gorge Creek
Collected ByNimmo, A.
Date Collected1965-09-12
UASM4258 - Rhyacophila vaccua
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Banff National Park, Taylor Creek
Collected ByNimmo, A.
Date Collected1966-09-11
UASM4252 - Rhyacophila vaccua
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Banff National Park, Redearth Creek
Collected ByNimmo, A.
Date Collected1967-08-23
UASM4248 - Rhyacophila vaccua
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Banff National Park, Redearth Creek
Collected ByNimmo, A.
Date Collected1967-09-24
UASM4256 - Rhyacophila vaccua
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Banff National Park, Redearth Creek
Collected ByNimmo, A.
Date Collected1968-08-25
UASM4255 - Rhyacophila vaccua
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Picklejar Creek
Collected ByNimmo, A.
Date Collected1968-08-31
UASM4245 - Rhyacophila vaccua
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Gorge Creek
Collected ByNimmo, A.
UASM4243 - Rhyacophila vaccua
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Yara Creek
Collected ByNimmo, A.
Date Collected1968-09-13
UASM4246 - Rhyacophila vaccua
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Banff National Park, Redearth Creek
Collected ByNimmo, A.
Date Collected1966-09-11
UASM4247 - Rhyacophila vaccua
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Banff National Park, Bow River
Collected ByNimmo, A.
Date Collected1966-10-04
UASM4251 - Rhyacophila vaccua
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Banff National Park, Taylor Creek
Collected ByNimmo, A.
Date Collected1967-08-23
UASM4257 - Rhyacophila vaccua
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Banff National Park, Bow River
Collected ByNimmo, A.
Date Collected1967-08-23