Results 71 to 80 of about 11,482 (265)

A new species of Amphoropsyche (Trichoptera, Leptoceridae) from Ecuador, with a key to the species in the genus

open access: yesZooKeys, 2011
A new species of Amphoropsyche Holzenthal is described from Ecuador. It is similar to a group of species with dorsomesal processes on the preanal appendages (i.e., A. woodruffi Flint & Sykora, A. refugia Holzenthal, and A. aragua Holzenthal), but can
Ralph Holzenthal   +1 more
doaj   +1 more source

Comparison of species richness of light trap-collected caddisfly assemblages (Insecta: Trichoptera) using rarefaction [PDF]

open access: yes, 2002
ConselVation value of light trap-collected caddisfly assemblages(Insecta: Trichoptera) was evaluated on the basis of their species richness. The assemblage coming from an artificial stream showed a higher conservation value based on species richness than
Schmera, Dénes
core  

Summer Ephemeroptera, Plecoptera, and Trichoptera (EPT) Species Richness and Community Structure in the Lower Illinois River Basin of Illinois [PDF]

open access: yes, 2018
Ephemeroptera, Plecoptera, and Trichoptera (EPT) species richness is useful for monitoring stream health, but no published studies in Illinois quantitatively document EPT richness or assemblage structure. The objectives of this study were to characterize
DeWalt, R. Edward   +2 more
core   +3 more sources

An experimental examination of dispersal decisions made by flight‐capable heteropteran insects in urban stormwater pond conditions

open access: yesEcological Entomology, EarlyView.
Salty conditions in urban stormwater ponds can influence dispersal timing in species‐specific ways for actively dispersing aquatic heteropteran insects. Assaying multiple aspects of dispersal propensity, Hesperocorixa obliqua emigrated earlier in stormwater pond conditions while overall probabilities remained unchanged; Notonecta undulata emigration ...
Ilia Maria C. Ferzoco   +1 more
wiley   +1 more source

Regional Caddisfly (Trichoptera) Indicator Species for Mid-Order Michigan and Minnesota Streams [PDF]

open access: yes, 2018
Nearly 150,000 caddisfly specimens representing 238 species were analyzed from 166 5–15m wide streams within Michigan and Minnesota to deter- mine the characteristic indicator species of 5 previously-established regions of caddisfly biological diversity.
Houghton, David C
core   +2 more sources

The Feeding Ecology of Invasive Pink Salmon Juveniles in Northern Norwegian Rivers and Their Role as Prey to Native Salmonids

open access: yesEcology of Freshwater Fish, Volume 35, Issue 3, July 2026.
ABSTRACT Increasing numbers of invasive Pacific pink salmon (Oncorhynchus gorbuscha) are spawning in northern Norwegian rivers, leading to large numbers of juveniles migrating to coastal waters. This raises concerns about food competition with native salmonids in rivers, although details about the timing and intensity of pink salmon feeding and the ...
Katherine Dunlop   +10 more
wiley   +1 more source

Seasonal activity of caddisflies (Insecta: Trichoptera) in the Börzsöny Mountains, North Hungary [PDF]

open access: yes, 2001
Trichoptera were collected by light trapping in the Börzsöny Mountains in 1996,1998 and 1999 at Bernecebaráti and Királyrét. Caddisflies were listed into the following flight period types: short, medium or long flight activity, and autumn or summer ...
Schmera, Dénes
core  

Analysis of the Caddisflies (Trichoptera) of the Manistee River Watershed, Michigan [PDF]

open access: yes, 2018
We document 134 caddisfly species and their seasonal and habitat affinities based on 93 samples collected from 26 sites throughout the Manistee River watershed in the lower peninsula of Michigan from May through September, 2010.
Brakel, Kelsey A   +2 more
core   +2 more sources

Catchment Influences on Carbon Stable Isotope Variation in Trout; Might It Be Methane?

open access: yesEcology and Evolution, Volume 16, Issue 5, May 2026.
Trout stable carbon isotope values vary significantly and appear to relate to catchment characteristics. Low carbon stable isotope values are linked to catchments with low drainage soil and high cover of pasture land use. This is likely to be linked to high levels of methane‐derived carbon entering the stream food web.
Michael Hinchliffe   +5 more
wiley   +1 more source

CONTRIBUTION TO THE KNOWLEDGE OF THE CADDISFLY FAUNA OF MONTENEGRO – NEW DATA AND RECORDS FROM THE KARSTIC SPRINGS OF LAKE SKADAR BASIN

open access: yesEcologica Montenegrina, 2019
Caddisfly larvae were collected in 11 karstic springs located in Lake Skadar drainage basin in the Mediterranean part of Montenegro on May and June 2018.
I. Karaouzas   +3 more
semanticscholar   +1 more source

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