Results 181 to 190 of about 162,760 (333)

Ecogenomics and limnological dynamics of a new Thiocapsa species blooming in the whole water column of a karstic lake

open access: yesLimnology and Oceanography, EarlyView.
Abstract Purple sulfur bacteria (PSB) of the family Chromatiaceae (Gammaproteobacteria) can perform chemo‐ and photo‐lithoautotrophy (through anoxygenic photosynthesis) in anoxic layers of freshwater stratified (including meromictic) lakes. This group has been extensively studied via physiological and ecological approaches, albeit their genomics has ...
Pedro J. Cabello‐Yeves   +7 more
wiley   +1 more source

Nuisance alga reduces lake partial pressure of carbon dioxide and carbon flux to the atmosphere in boreal lakes

open access: yesLimnology and Oceanography, EarlyView.
Abstract Boreal lakes are generally seen as sources of carbon dioxide (CO2) to the atmosphere, even though a part of them are periodically undersaturated with CO2 and have the potential to be net‐autotrophic. This undersaturation is the result of photosynthetic activity by phytoplankton, especially flagellated species like Gonyostomum semen, which form
Karla Münzner   +2 more
wiley   +1 more source

Atypical iron storage in marine brown algae: a multidisciplinary study of iron transport and storage in Ectocarpus siliculosus [PDF]

open access: hybrid, 2012
Lars H. Böttger   +5 more
openalex   +1 more source

The role of light quality and species richness in shaping phytoplankton communities

open access: yesLimnology and Oceanography, EarlyView.
Abstract In natural water bodies, the light spectrum changes with depth, often toward a higher proportion of blue light. While spectral niche partitioning and functional redundancy are important concepts, our understanding of how light spectrum changes affect phytoplankton communities is limited.
Vanessa Marzetz   +4 more
wiley   +1 more source

The interaction of regional and local drivers shapes summer ecosystem metabolism in lakes across Canada

open access: yesLimnology and Oceanography, EarlyView.
Abstract Assessments of lake gross primary production (GPP) and respiration (R) and their balance (net ecosystem production, NEP) have been limited to specific watersheds and a limited number of lakes, often along narrow environmental gradients. This is because conventional approaches require either lengthy incubations or the deployment of monitoring ...
Amir Reza Shahabinia   +2 more
wiley   +1 more source

Fucoid brown algae inject fucoidan carbon into the ocean. [PDF]

open access: yesProc Natl Acad Sci U S A, 2023
Buck-Wiese H   +8 more
europepmc   +1 more source

On the fundamental additive modes of ocean color absorption

open access: yesLimnology and Oceanography, EarlyView.
Abstract Previous principal component analyses of ocean color absorption coefficient spectra aλ$$ a\left(\lambda \right) $$ have shown the variation in these data is captured by a few eigenfunctions. Here, we perform an unsupervised, non‐negative matrix factorization (NMF) of aλ$$ a\left(\lambda \right) $$ to derive their fundamental and physically ...
J. Xavier Prochaska, Patrick Gray
wiley   +1 more source

Concurrent global change and marine heatwaves disturb phototrophic more than heterotrophic protist diversity

open access: yesLimnology and Oceanography Letters, EarlyView.
Abstract Anthropogenic pressures like ocean warming, acidification, rising N : P ratios, and marine heatwaves (MHWs) are affecting eukaryotic plankton diversity, though their combined impacts are rarely studied. To address this, we conducted a mesocosm experiment on a North Sea plankton community, testing the influence of a MHW under ambient and future
Antonia Ahme   +4 more
wiley   +1 more source

Fractionation of Arctic Brown Algae (Fucus vesiculosus) Biomass Using 1-Butyl-3-methylimidazolium-Based Ionic Liquids. [PDF]

open access: yesMolecules, 2023
Belesov AV   +7 more
europepmc   +1 more source

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