Results 71 to 80 of about 13,413 (259)

Acclimation of Charophytes to Spectral Composition of Light at Limiting Irradiances

open access: yesInternational Review of Hydrobiology, Volume 111, Issue 1, June 2026.
ABSTRACT Irradiance is regarded as a key factor determining the maximum colonization depth (Z0) of submerged macrophytes. However, the relevance of acclimation capabilities to spectral composition under such low‐light conditions remains poorly understood.
Alena‐Maria Maidel   +2 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

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

Conditions leading to exceptionally high temperatures in shallow tropical lakes

open access: yesLimnology and Oceanography, Volume 71, Issue 6, June 2026.
Abstract Factors leading to exceptionally high temperatures in shallow tropical waters are examined with high‐resolution measurements and application of a 3‐dimensional hydrodynamic model in an Amazon floodplain lake. Highest near‐surface (0.05 m) temperatures in open water ranged from 31.0 to 37.5°C. Within mats of floating plants maximum temperatures
Wencai Zhou   +4 more
wiley   +1 more source

Dataset for Factors Regulating Lake Periphyton Biomass and Nutrient Limitation Status Across Large Trophic Gradient

open access: yes, 2017
NDS_Chl_AFDW.csv: Periphyton chlorophyll-a (μg/cm2) and AFDW (mg/cm2) from NDS experiments. Each of the 5 replicates from each nutrient treatment (Con, N, P, N+P) are shown. Columns: site: Site of NDS experiment.
Camilleri, Andrew, Ozersky, Ted
core   +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

Ecological Characteristics of Stream Reaches With and Without Low‐Tech Process‐Based Restoration in a Wildfire‐Affected Catchment

open access: yesRiver Research and Applications, Volume 42, Issue 5, Page 1022-1037, June 2026.
ABSTRACT Low‐tech process‐based stream restoration (LTPBR) is increasingly implemented following wildfire, underscoring the need to evaluate restoration outcomes in burned catchments. To help address this need, we measured abiotic and biotic characteristics of a reach that received LTPBR, an untreated reach, and a reach with relict beaver activity that
Kimberly A. Nichter   +5 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

Using Fine Sediment Monitoring to Quantify Sand Loading Over Time

open access: yesRiver Research and Applications, Volume 42, Issue 5, Page 1099-1111, June 2026.
ABSTRACT Riverine sand loading can lead to geomorphic change, impacting river processes like lateral migration and vertical aggradation or degradation. Yet many sediment monitoring programs track only fine sediment measurable as total suspended solids (TSS). Here, we assess the ability for TSS data to be used to determine sand loading.
Andrew P. Kasun, Karen B. Gran
wiley   +1 more source

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