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Species Details
Hydropsyche bronta
University of Alberta E.H. Strickland Entomological Museum Read more about this collection »
SeasonalityAdults fly from late May to early September.
IdentificationMale forewings are pale grey-brown and females are pale orange-brown. Antennae are brownish-cream; thorax and legs are bright, pale yellow brown with yellow-brown spurs. The lateral membranous lobes of the male aedeagus have long, linear, black and uniformly wide black spines with short, tapered and acuminate tips (Nimmo, 1987).
Scientific Name
Hydropsyche bronta
Habitat
Small creeks to medium rivers, varying from cool to warm and clear, turbulent to weedy waters.
Seasonality
Adults fly from late May to early September.
Identification
Male forewings are pale grey-brown and females are pale orange-brown. Antennae are brownish-cream; thorax and legs are bright, pale yellow brown with yellow-brown spurs. The lateral membranous lobes of the male…
Male forewings are pale grey-brown and females are pale orange-brown. Antennae are brownish-cream; thorax and legs are bright, pale yellow brown with yellow-brown spurs. The lateral membranous lobes of the male aedeagus have long, linear, black and uniformly wide black spines with short, tapered and acuminate tips (Nimmo, 1987).
Life History
Annual(?) Unknown.
Conservation
Common.
Diet Info
Larvae are omnivorous.
Range
Widespread distribution, from Alberta south to Wyoming and South Carolina, east to Nova Scotia. In Alberta, commonly collected from the lower foothills and northward to the boreal forest.
Citation
Page Citation for Hydropsyche bronta
Page Citation
"Species Details - Hydropsyche bronta, University of Alberta E.H. Strickland Entomological Museum." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/2-1309/9-11892. Accessed 13 Jul. 2025.
References
Author
LaFontaine, Gary
Title
Caddisflies
Publication Date
1981
Pages
336
Author
Nimmo, A. P.
Title
The adult Arctopsychidae and Hydropsychidae (Trichoptera) of Canada and adjacent United States.
Publication Date
1987
Series Title
Quaestiones Entomologicae
Volume
23
Pages
1-189
Specimen Information
There are 22 specimens of this Species.
UASM5505 - Hydropsyche bronta
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Nanton
Collected ByPhilip, H.
Date Collected1976-07-25
UASM5503 - Hydropsyche bronta
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Moose River
Collected ByNimmo, A.
Date Collected1967-06-24
UASM5493 - Hydropsyche bronta
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, South Willow Creek
Collected ByNimmo, A.
Date Collected1968-08-04
UASM5497 - Hydropsyche bronta
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, McLeod River
Collected ByNimmo, A.
Date Collected1966-06-29
UASM5501 - Hydropsyche bronta
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, McLeod River
Collected ByNimmo, A.
Date Collected1967-07-01
UASM5498 - Hydropsyche bronta
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, House River
Collected ByNimmo, A.
Date Collected1976-05-29
UASM5496 - Hydropsyche bronta
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Matzhiwin Creek
Collected ByNimmo, A.
Date Collected1967-08-13
UASM5502 - Hydropsyche bronta
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Lethbridge
Collected ByLarson, D. J.
Date Collected1965-07-28
UASM5490 - Hydropsyche bronta
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Lethbridge
Collected ByLarson, D. J.
Date Collected1965-08-12
UASM5500 - Hydropsyche bronta
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Entwistle
Collected ByLeech, R.
Date Collected1968-06-26
UASM5494 - Hydropsyche bronta
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Lundbreck Falls
Collected ByNimmo, A.
Date Collected1967-08-12
UASM5504 - Hydropsyche bronta
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, House River
Collected ByNimmo, A.
Date Collected1978-06-19
UASM5485 - Hydropsyche bronta
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Yarrow Creek
Collected ByNimmo, A.
Date Collected1967-08-12
UASM5486 - Hydropsyche bronta
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Blindman River
Collected ByNimmo, A.
Date Collected1967-08-23
UASM5487 - Hydropsyche bronta
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Bow River
Collected ByNimmo, A.
Date Collected1967-08-13
UASM5488 - Hydropsyche bronta
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Oldman River
Collected ByNimmo, A.
Date Collected1967-08-13
UASM5489 - Hydropsyche bronta
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Willow Creek
Collected ByNimmo, A.
Date Collected1967-06-13
UASM5491 - Hydropsyche bronta
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Matzhiwin Creek
Collected ByNimmo, A.
Date Collected1967-08-13
UASM5492 - Hydropsyche bronta
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Midnapore
Collected ByNimmo, A.
Date Collected1967-07-16
UASM5495 - Hydropsyche bronta
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Nobleford
Collected ByPhilip, H.
Date Collected1976-07-07/1976-07-11
UASM5499 - Hydropsyche bronta
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Lethbridge
Collected ByLarson, D. J.
Date Collected1965-07-15