Results 71 to 80 of about 7,934 (242)

Prolonged low flows and non‐native fish operate additively to alter insect emergence in mountain streams

open access: yesLimnology and Oceanography, Volume 70, Issue S2, Page S377-S391, December 2025.
Abstract Climate‐induced flow alteration is decreasing snowpack and advancing snowmelt, subjecting mountain streams to longer low‐flow periods. Yet, anticipating how stream ecosystems respond to prolonged low flows remains challenging because distinct trophic levels can respond differently, and non‐native predators can dampen or amplify responses. Here,
Charlotte Evangelista   +5 more
wiley   +1 more source

The application of predictive modelling for determining bio-environmental factors affecting the distribution of blackflies (Diptera: Simuliidae) in the Gilgel Gibe watershed in Southwest Ethiopia [PDF]

open access: yes, 2014
Blackflies are important macroinvertebrate groups from a public health as well as ecological point of view. Determining the biological and environmental factors favouring or inhibiting the existence of blackflies could facilitate biomonitoring of rivers ...
A Ambelu   +40 more
core   +4 more sources

Fish predation cues induce drifting and emergence in an experimental stream mesocosm system

open access: yesLimnology and Oceanography, Volume 70, Issue S2, Page S364-S376, December 2025.
Abstract Predator–prey interactions are important drivers of adaptation in aquatic communities, shaping the behavior of invertebrates with cascading effects on community dynamics. Behavioral responses, such as moving with the downstream current (drift) or altering the timing of emergence, are strategies that reduce the risk of predator encounters ...
Anna‐Maria Vermiert   +8 more
wiley   +1 more source

Climate Change‐Induced Distribution Shifts of Keratin‐Feeding Beetle Omorgus (Omorgus) suberosus: Implications for Olive Ridley Sea Turtle Lepidochelys olivacea Conservation

open access: yesAnimal Conservation, Volume 28, Issue 6, Page 803-816, December 2025.
Our study projects significant climate change‐induced distribution shifts of a keratin‐feeding beetle Omorgus suberosus, with expansions into higher latitudes in Europe and North America and notable habitat losses in tropical regions by 2100. Ecological niche models predict a global habitat reduction of 9.5% under SSP2–4.5 and 20.8% under SSP5–8.5 ...
Janderson Batista Rodrigues Alencar   +4 more
wiley   +1 more source

Assessing the taxonomic sufficiency of macroinvertebrate communities and their potential to distinguish the impacts of land use on lowland streams in Uruguay

open access: yesActa Limnologica Brasiliensia
: Aim Macroinvertebrates are extensively employed as bioindicators for evaluating how stream ecosystems respond to alterations in physical and chemical habitats caused by human activity.
Bárbara Suárez   +2 more
doaj   +1 more source

Upstream Deforestation and Nonnative Crops Affect Leaf Breakdown and Aquatic Invertebrate Assemblages in Streams

open access: yesFreshwater Biology, Volume 70, Issue 10, October 2025.
ABSTRACT Stream ecosystem functioning and community structure are influenced by local and catchment land use. In mosaic landscapes, agricultural activities can also affect leaf breakdown and detritivore assemblages in downstream forest reaches. We evaluated the combined effects of upstream deforestation and the input of a nonnative crop species on leaf
Marcos A. Ferraz   +6 more
wiley   +1 more source

Responses of Chironomidae (Diptera; Insecta) to the exclusion of shrimps and Ephemeroptera in a coastal forest stream, Rio de Janeiro, Brazil

open access: yesBrazilian Journal of Biology
In a benthic community on a continuous flat granite substrate in a third-order coastal forest stream, the dominant chironomid (Cricotopus) increased in number when shrimps (Macrobrachium olfersi and Potimirim glabra) and baetid ephemeropterans were ...
ML. Souza   +4 more
doaj   +1 more source

The complete mitochondrial genome of Epeorus herklotsi (Ephemeroptera: Heptageniidae) and its phylogeny

open access: yesMitochondrial DNA. Part B. Resources, 2018
The mitochondrial genome of Epeorus herklotsi (Ephemeroptera: Heptageniidae) is a circular molecule of 15,801 bp in length with a base composition of 32.7% A, 32.9% T, 21.5% C, 13.0% G, including extra tRNAMet gene.
Xin-Yan Gao   +5 more
doaj   +1 more source

The mitochondrial genome of Caenis sp. (Ephemeroptera: Caenidae) from Fujian and the phylogeny of Caenidae within Ephemeroptera

open access: yesMitochondrial DNA. Part B. Resources, 2020
The phylogenetic relationship of Caenidae remains hotly debated within the Ephemeroptera. We sequenced the complete mitochondrial genome of Caenis sp. (Ephemeroptera: Caenidae) to discuss the phylogenetic relationships among the Caenidae.
Xiao-Dong Xu   +6 more
doaj   +1 more source

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