Results 101 to 110 of about 19,674 (204)

Freshwater Bacterioplankton Metacommunity Structure Along Urbanization Gradients in Belgium

open access: yesFrontiers in Microbiology, 2019
Urbanization is transforming and fragmenting natural environments worldwide, driving changes in biological communities through alterations in local environmental conditions as well as by changing the capacity of species to reach specific habitats.
Fabio Toshiro T. Hanashiro   +7 more
doaj   +1 more source

A matter of salt: Global assessment of the effect of salt ionic composition as a driver of aquatic bacterial diversity

open access: yesLimnology and Oceanography Letters, Volume 11, Issue 1, January 2026.
Abstract While the influence of salinity on microbial diversity is well documented in marine and brackish ecosystems, the impact of different dissolved inorganic ion types remains largely unexplored. In this study, we assessed how ionic composition shapes planktonic bacterial community structure in inland saline aquatic habitats, compared to the ...
Attila Szabó   +10 more
wiley   +1 more source

Mechanisms of microbial carbon sequestration in the ocean – future research directions [PDF]

open access: yes, 2014
This paper reviews progress on understanding biological carbon sequestration in the ocean with special reference to the microbial formation and transformation of recalcitrant dissolved organic carbon (RDOC), the microbial carbon pump (MCP).
Azam, F.   +20 more
core   +7 more sources

Distinct Seasonal Patterns of Bacterioplankton Abundance and Dominance of Phyla α-Proteobacteria and Cyanobacteria in Qinhuangdao Coastal Waters Off the Bohai Sea

open access: yesFrontiers in Microbiology, 2017
Qinhuangdao coastal waters in northern China are heavily impacted by anthropogenic and natural activities, and we anticipate a direct influence of the impact on the bacterioplankton abundance and diversity inhabiting the adjacent coastal areas.
Yaodong He   +7 more
doaj   +1 more source

Dissolved and Particulate Methylated Mercury in a Highly Productive Area of the Southern Ocean

open access: yesGlobal Biogeochemical Cycles, Volume 40, Issue 1, January 2026.
Abstract Methylated mercury (MeHg), including dimethylmercury and monomethylmercury (MMHg), is a pollutant of concern because it biomagnifies in marine biota. The formation of MeHg in the oceans, specifically at highly productive regions and at high oxygen levels, remains elusive.
Harald Biester   +12 more
wiley   +1 more source

Picophytoplankton act as the primary consumers of excess phosphorus after the spring bloom in the eutrophic Baltic Sea

open access: yesLimnology and Oceanography, Volume 70, Issue S2, Page S55-S68, December 2025.
Abstract Eutrophication in the Baltic Sea has caused an imbalance in the inorganic nitrogen (N) to phosphorus (P) ratio, leaving excess phosphate (PO4) after the phytoplankton spring bloom that terminates after N depletion. Using monitoring data, we demonstrated that the PO4 concentration has continued to increase in the outermost Gulf of Finland ...
Kristian Spilling   +6 more
wiley   +1 more source

Diel transcriptional response of a California Current plankton microbiome to light, low iron, and enduring viral infection. [PDF]

open access: yes, 2019
Phytoplankton and associated microbial communities provide organic carbon to oceanic food webs and drive ecosystem dynamics. However, capturing those dynamics is challenging. Here, an in situ, semi-Lagrangian, robotic sampler profiled pelagic microbes at
Allen, AE   +12 more
core   +2 more sources

Plankton communities today and tomorrow—potential impacts of multiple global change drivers and marine heatwaves

open access: yesLimnology and Oceanography, Volume 70, Issue S2, Page S225-S241, December 2025.
Abstract In the context of global change, marine organisms are subjected not only to gradual changes in abiotic parameters, but also to an increasing number of extreme events, such as heatwaves. However, we still know little about the influence of heatwaves on the structure of marine communities, and experimental studies are needed to test the impact ...
Cédric L. Meunier   +21 more
wiley   +1 more source

Prokaryotic respiration and production in the meso- and bathypelagic realm of the eastern and western North Atlantic basin [PDF]

open access: yes, 2006
We measured prokaryotic production and respiration in the major water masses of the North Atlantic down to a depth of,4,000 m by following the progression of the two branches of North Atlantic Deep Water (NADW) in the oceanic conveyor belt.
Aristegui, Javier   +7 more
core   +2 more sources

Analysis of Composition and Structure of Coastal to Mesopelagic Bacterioplankton Communities in the Northern Gulf of Mexico [PDF]

open access: yes, 2012
16S rRNA gene amplicons were pyrosequenced to assess bacterioplankton community composition, diversity, and phylogenetic community structure for 17 stations in the northern Gulf of Mexico (nGoM) sampled in March 2010.
Bradley Tolar   +3 more
core   +3 more sources

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