Results 131 to 140 of about 4,307,897 (214)

Aotearoa New Zealand’s marine carbon cycle in a changing climate – Current understanding and future directions

open access: yesNew Zealand Journal of Marine and Freshwater Research, Volume 59, Issue 5, Page 913-956, December 2025.
ABSTRACT The marine system plays a critical role in the global climate cycle, as a major control of atmospheric carbon dioxide (CO2). Marine primary production (photosynthesis) and remineralisation of organic carbon (respiration, degradation) determine the amount of CO2 sequestered in marine sediments and deep‐water environments on century to ...
Scott D. Nodder   +22 more
wiley   +1 more source

Impact of environmental factors on bacterioplankton communities

open access: yes, 2016
In the scope of the present thesis, next generation sequencing, assessment of bacterial bulk parameters and interdisciplinary approaches were used in laboratory experiments and field studies to add to current knowledge on the impact of important environmental factors on bacterial communities.
openaire   +2 more sources

The application of methods of ecosystem analysis to the evaluation of water quality [PDF]

open access: yes, 1980
Guided by experience and the theoretical development of hydrobiology, it can be considered that the main aim of water quality control should be the establishment of the rates of the self-purification process of water bodies which are capable of ...
Kozhova, O.M.
core  

Thermal discharge-created increasing temperatures alter the bacterioplankton composition and functional redundancy [PDF]

open access: yes, 2016
Additional file 1: Table S1. Measurements of geochemical factors of the 10 sampling sites. Table S2. Pearson correlations between seawater temperature and biogeochemical variables. Figure S1.
Demin Zhang   +5 more
core   +2 more sources

Impact of Submarine Groundwater Discharge on Microbial Communities in a Highly Anthropized Coastal Lagoon (Mar Menor, SE Spain)

open access: yesMolecular Ecology, Volume 34, Issue 24, December 2025.
ABSTRACT Submarine groundwater discharge (SGD) supplies large quantities of nutrients and other terrestrial elements to coastal ecosystems, impacting marine biota and ecosystem functioning. Despite the relevance of prokaryotes for marine biogeochemistry, little is known about their responses to groundwater inputs.
Daniel Romano‐Gude   +12 more
wiley   +1 more source

Stimulated bacterioplankton growth and selection for certain bacterial taxa in the vicinity of the ctenophore Mnemiopsis leidyi

open access: yesFrontiers in Microbiology, 2012
Episodic blooms of voracious gelatinous zooplankton, such as the ctenophore Mnemiopsis leidyi, affect pools of inorganic nutrients and dissolved organic carbon by intensive grazing activities and mucus release.
Julie eDinasquet   +5 more
doaj   +1 more source

Linking dissolved organic matter composition and bacterioplankton communities in an Amazon floodplain system

open access: yesLimnology and Oceanography, 2019
Dissolved organic matter (DOM) is the main substrate for aquatic prokaryotes, fuelling their metabolism and controlling community composition. Amazonian rivers transport and process large fluxes of terrestrial DOM, but little is known about the link ...
M. L. Melo   +5 more
semanticscholar   +1 more source

Beyond the Meal: Trophic Controls by Pelagic and Demersal Chondrichthyes in Two Different Mediterranean Marine Food Webs

open access: yesEcology and Evolution, Volume 15, Issue 11, November 2025.
Pelagic and demersal sharks played different top‐down controls in the food web. Pelagic sharks act as apex predators impacting mesoconsumers. Trophic controls patterns by demersal sharks change according to ecosystem traits. ABSTRACT Pelagic and demersal Chondrichthyes can assume different patterns of trophic controls on marine food webs, sustaining ...
P. Ricci   +7 more
wiley   +1 more source

Microbial respiration, the engine of ocean deoxygenation [PDF]

open access: yes, 2019
Microbial plankton respiration is the key determinant in the balance between the storage of organic carbon in the oceans or its conversion to carbon dioxide with accompanying consumption of dissolved oxygen.
Robinson, Carol
core   +2 more sources

Patterns and processes of free‐living and particle‐associated bacterioplankton and archaeaplankton communities in a subtropical river‐bay system in South China

open access: yesLimnology and Oceanography, 2020
Free‐living and particle‐associated microbial communities play critical roles in nutrient cycles in aquatic systems. However, little is known about their assembly process, function, and interactions.
Yongming Wang   +5 more
semanticscholar   +1 more source

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