Results 41 to 50 of about 3,527 (206)

Complete Sequence and Analysis of the Mitochondrial Genome of Hemiselmis andersenii CCMP644 (Cryptophyceae)

open access: yesBMC Genomics, 2008
Background Cryptophytes are an enigmatic group of unicellular eukaryotes with plastids derived by secondary (i.e., eukaryote-eukaryote) endosymbiosis.
Bowman Sharen   +5 more
doaj   +1 more source

Hypertrophic phytoplankton: an overview [PDF]

open access: yes, 1992
An overview is provided of studies on hypertrophic phytoplankton in order to explore the subject and to suggest uncovered areas of research in this increasingly important theme.
Cobelas, Miguel Alvarez   +1 more
core  

Suitability of Phytosterols Alongside Fatty Acids as Chemotaxonomic Biomarkers for Phytoplankton [PDF]

open access: yes, 2016
The composition and abundance of phytoplankton is an important factor defining ecological status of marine and freshwater ecosystems. Chemotaxonomic markers (e.g., pigments and fatty acids) are needed for monitoring changes in a phytoplankton community ...
Hiltunen, Minna   +3 more
core   +1 more source

Comparing Sediment and Water eDNA Metabarcoding for Monitoring Aquatic Biodiversity in a Plateau Lake

open access: yesEnvironmental DNA, Volume 8, Issue 1, January–February 2026.
Using multi‐locus eDNA metabarcoding of sediment and water samples collected from a plateau lake, this study systematically compared taxonomic diversity and community composition between the two sample types across the tree of life from archaea to mammals.
Xiu Feng   +6 more
wiley   +1 more source

Habitat Heterogeneity and Connectivity: Effects on the Planktonic Protist Community Structure at Two Adjacent Coastal Sites (the Lagoon and the Gulf of Venice, Northern Adriatic Sea, Italy) Revealed by Metabarcoding

open access: yesFrontiers in Microbiology, 2019
The Lagoon of Venice (LoV) and the Gulf of Venice (GoV), two adjacent coastal Long Term Ecological Research (LTER) sites in the northern Adriatic Sea, represent a transitional/marine coupled ecosystem under the influence of regional and local factors. In
Simona Armeli Minicante   +7 more
doaj   +1 more source

WISER deliverable D3.1-4: guidance document on sampling, analysis and counting standards for phytoplankton in lakes [PDF]

open access: yes, 2012
Sampling, analysis and counting of phytoplankton has been undertaken in European lakes for more than 100 years (Apstein 1892, Lauterborn 1896, Lemmermann 1903, Woloszynska 1912, Nygaard 1949).
Brierley, Bill   +12 more
core  

Flagellar and body scales in the Cryptophyceae [PDF]

open access: yesBritish Phycological Journal, 1983
Complements of minute, tenuously attached scales are described as additional flagellar appendages in Chroomonas sp. and on the periplast of strains assigned to the genus Cryptomonas. In both cases the distal side shows a central peg from which fine veins radiate to the raised thickened and hexagonally shaped rim.
openaire   +1 more source

Essential dietary fatty acids affect intraspecific competition in herbivorous zooplankton

open access: yesLimnology and Oceanography, Volume 71, Issue 1, January 2026.
Abstract The trophic transfer efficiency at the pelagic phytoplankton‐zooplankton interface is—among other factors—governed by the dietary availability of polyunsaturated fatty acids (PUFAs) to herbivorous zooplankton. As most zooplankton taxa cannot synthesize PUFAs de novo, the phytoplankton PUFA composition is crucial for the herbivores' fitness. As
Maja Ilić   +4 more
wiley   +1 more source

Qualitative and Quantitative Aquatic Algal Data Compilation to Determine Macrotrends [PDF]

open access: yes, 1985
A data base of the algae of Arkansas has been initiated by the selection of a relational data base management system. The system was chosen to be readily available for microcomputers using MS- or PC-DOS.
Meyer, Richard L.
core   +1 more source

Ecological Processes Shaping Marine Microbial Assemblages Diverge Between Equatorial and Temperate Time‐Series

open access: yesMolecular Ecology, Volume 35, Issue 2, January 2026.
ABSTRACT Marine microbial communities are structured by a complex interplay of deterministic and stochastic processes, yet how these vary across latitudes remains poorly understood. Most long‐term microbial observatories are restricted to temperate regions, limiting our ability to assess latitudinal contrasts in microbial dynamics.
Pedro C. Junger   +13 more
wiley   +1 more source

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