Results 51 to 60 of about 2,147 (177)

Effects of Engineered Dam Releases on Benthic Assemblages During Drought and Comparison With Unregulated Reaches

open access: yesRiver Research and Applications, Volume 42, Issue 7, Page 1442-1458, September 2026.
ABSTRACT River regulation following damming is often associated with deleterious downstream effects, in large part due to reduced total discharge and disruption of seasonal flooding. These effects would be expected to be exacerbated by drought, particularly extended drought.
Jeffrey G. Holmquist   +1 more
wiley   +1 more source

Investigating the Role of Periphyton in Nitrification in Paddy Fields [PDF]

open access: yesعلوم آب و خاک
Soil and water pollution and waste of resources have occurred due to the excessive use of nitrogen fertilizers in paddy fields. Considering that the biofilm of periphyton formed in paddy fields is mainly responsible for the exchange of nutrients, the ...
H.R. Zare Guildehi   +5 more
doaj  

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

Omnivorous shrimp Neocaridina denticulata sinensis enhances the growth of submerged macrophyte Vallisneria denseserrulata

open access: yesKnowledge and Management of Aquatic Ecosystems, 2019
Lake eutrophication often causes declines and even losses of submerged macrophytes through the shading effects of increased periphyton and phytoplankton.
Ye Jialiang   +4 more
doaj   +1 more source

Metagenomic Sequencing of Marine Periphyton: Taxonomic and Functional Insights into Biofilm Communities

open access: yesFrontiers in Microbiology, 2015
Periphyton communities are complex phototrophic, multispecies biofilms that develop on surfaces in aquatic environments. These communities harbor a large diversity of organisms comprising viruses, bacteria, algae, fungi, protozoans and metazoans. However,
Kemal eSanli   +6 more
doaj   +1 more source

Temporal community change in stream ecosystems varies by assemblage across US climates

open access: yesFunctional Ecology, Volume 40, Issue 9, Page 2737-2750, September 2026.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Ecosystem properties are temporally dynamic. Temporal variability has been shown to decrease with increasing levels of biological organization (i.e. from population to community and ecosystem levels).
Megan C. Malish   +6 more
wiley   +1 more source

Underwater structures for periphyton in bioflocs tanks for Nile tilapia submitted to feed restriction

open access: yesActa Scientiarum: Animal Sciences, 2017
The objective of the present work was to assess the possible benefits of the installation of underwater structures for periphyton in bioflocs tanks for Nile tilapia, Oreochromis niloticus, submitted to feed restriction (artificial diet). The experimental
Davi de Holanda Cavalcante   +3 more
doaj   +1 more source

Biological invasions disrupt the relationship between size spectrum and trophic interactions in freshwater fish communities

open access: yesJournal of Animal Ecology, Volume 95, Issue 9, Page 1629-1641, September 2026.
Our study shows that non‐native species alter the relationship between the size‐spectrum slope and the predator–prey mass ratio (PPMR) in freshwater fish communities by occupying distinct trophic niches. Abstract The size spectrum, which describes the relationship between abundance (or biomass) and body size, is an ataxic approach that can provide ...
Valentin Marin   +3 more
wiley   +1 more source

periphyton

open access: yes
Citation: 'periphyton' in the IUPAC Compendium of Chemical Terminology, 5th ed.; International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. 10.1351/goldbook.14907 • License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International for individual terms.
openaire   +1 more source

Structural characteristics and influencing factors of bacterial communities in periphyton of different kinds of wetlands

open access: yes上海师范大学学报. 自然科学版
In order to explore the structural differences and the main influencing factors of bacterial communities in periphyton of different types of wetland soils, in situ culture experiments were carried out in four kinds of wetlands in Qingxi Zone, Shanghai ...
LIANG Longrui   +9 more
doaj   +1 more source

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