Results 61 to 70 of about 13,399 (188)

Relationship between the carbonate system and phytoplankton community in the Gulf of Guinea-Africa

open access: yesFrontiers in Marine Science
We carried out measurements of the CO2 system parameters to evaluate the impact of carbonate and nutrients’ chemistry on phytoplankton populations in the Gulf of Guinea (GoG).
Kouakou Urbain Koffi   +4 more
doaj   +1 more source

Seasonal Environmental Conditions and River Morphology Shape Summer Phytoplankton Communities

open access: yesFreshwater Biology, Volume 71, Issue 4, April 2026.
ABSTRACT Phytoplankton form the base of large river food webs, but there are limited studies on the nature and drivers of communities over longer time scales. Further, climate change is projected to favour taxa associated with harmful algal blooms, but our knowledge of the timing, locations and drivers of cyanobacteria in rivers lags that of lakes and ...
Kathi Jo Jankowski   +2 more
wiley   +1 more source

Coscinodiscophyceae, Fragilariophyceae e Bacillariophyceae (Achnanthales) dos rios Ivaí, São João e dos Patos, bacia hidrográfica do rio Ivaí, município de Prudentópolis, PR, Brasil Coscinodiscophyceae, Fragilariophyceae and Bacillariophyceae (Achnanthales) of the Ivaí, São João and Patos rivers in the Ivaí basin, Prudentópolis, Paraná State, Brazil

open access: yesActa Botânica Brasílica, 2007
Realizou-se o levantamento florístico das Coscinodiscophyceae, Fragilariophyceae e Bacillariophyceae (Achnanthales) dos rios Ivaí, São João e dos Patos, pertencentes à bacia hidrográfica do rio Ivaí, município de Prudentópolis, Paraná.
Fernanda Ferrari   +1 more
doaj   +1 more source

The Prebiotic and Techno‐Functional Potential of Microbial Exopolysaccharides for Human Health and Food Systems

open access: yesComprehensive Reviews in Food Science and Food Safety, Volume 25, Issue 2, March 2026.
ABSTRACT Microbial exopolysaccharides (EPS) represent a diverse class of biopolymers holding considerable promise as functional food ingredients. This review analyzes the dual function of microbial EPS as a candidate for prebiotic agents and techno‐functional additives.
Md. Abdur Razzak   +7 more
wiley   +1 more source

18S rDNA sequences from microeukaryotes reveal oil indicators in mangrove sediment. [PDF]

open access: yesPLoS ONE, 2010
BackgroundMicroeukaryotes are an effective indicator of the presence of environmental contaminants. However, the characterisation of these organisms by conventional tools is often inefficient, and recent molecular studies have revealed a great diversity ...
Henrique F Santos   +4 more
doaj   +1 more source

Staurosira magallanesica, a replacement name for Staurosira patagonica [PDF]

open access: yes, 2018
Staurosira patagonica M.L.Garcia, Maidana, Ector & E.Morales described a new species found in material of Maar Magallanes, Patagonia, Argentina and other lakes in southern Patagonia.
Ector, Luc   +3 more
core  

Diverse morphologies found in living microbial mats and associated microbialites—A field report from the alkaline and hypersaline Nuoertu Lake, Badain Jaran Desert, N‐China

open access: yesThe Depositional Record, Volume 12, Issue 1, February 2026.
Diverse living microbial communities showing stacked mats and finger‐like branching examples that grow with the support of reed grass (phytomicrobialites) as well as aragonitic stromatolitic tufa have been rediscovered in the alkaline and hypersaline Lake Nuoertu in the Badain Jaran Desert N. China.
S. V. Hohl   +3 more
wiley   +1 more source

Diatomáceas perifíticas dos arroios Sampaio e Sampainho, Rio Grande do Sul, Brasil Periphitic diatoms from Sampaio and Sampainho streams, Rio Grande do Sul, Brazil

open access: yesActa Botânica Brasílica, 2002
Estudo taxonômico de diatomáceas perifíticas em substrato artificial (fio de poliamida) foi realizado nos arroios Sampaio e Sampainho, localizados na Depressão Central do Estado do Rio Grande do Sul.
Maria Angélica Oliveira   +2 more
doaj   +1 more source

Symposium on Llangrose Lake: the ecology and conservation of a large nutrient-rich lake in South Wales [PDF]

open access: yes, 1999
This paper summarises a meeting which discussed the ecology and conservation of Llangorse Lake in South Wales. The meeting was organised by the British Ecological Society (Aquatic Ecology Group), in association with the Countryside Council for Wales (CCW)
Duigan, Catherine, Reid, Stuart
core  

A Comparative Analysis of DNA Metabarcoding and Morphological Identification in Diatoms Reveals Similar Patterns of Environmental Response

open access: yesEcology and Evolution, Volume 16, Issue 2, February 2026.
This study compares the use of two universal molecular markers (COI and 18S rRNA) with morphological identification to evaluate patterns in diatom communities from high mountain mires. The results revealed a strong correspondence in beta diversity and environmental response across beta and alpha diversity. However, these molecular markers were found to
Fernanda Gonzalez‐Saldias   +5 more
wiley   +1 more source

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