Results 51 to 60 of about 88,195 (239)

Consistency of Targeted Metatranscriptomics and Morphological Characterization of Phytoplankton Communities

open access: yesFrontiers in Microbiology, 2020
The composition of phytoplankton community is the basis for environmental monitoring and assessment of the ecological status of aquatic ecosystems. Community composition studies of phytoplankton have been based on time-consuming and expertise-demanding light microscopy analyses.
Mäki, Anita   +5 more
openaire   +5 more sources

Responses in bacterial community structure to waste nutrients from aquaculture: an in situ microcosm experiment in a Chilean fjord [PDF]

open access: yes, 2017
Indexación: Web of Science; Scopus.Chilean salmon farms release inorganic nutrients excreted by the fish into the surrounding water in Patagonian fjords.
Bizsel, KC   +5 more
core   +3 more sources

Climate change–induced terrestrial matter runoff may decrease food web production in coastal ecosystems

open access: yesLimnology and Oceanography, EarlyView.
Abstract Climate change is projected to cause elevated precipitation in northern Europe, leading to increased runoff of terrestrial matter to coastal areas. The consequences for food web production and ecosystem function remain unclear. A mesocosm experiment was performed to investigate the impacts of elevated terrestrial matter input, using a natural ...
Owen F. Rowe   +12 more
wiley   +1 more source

Sources of uncertainty in assessment of marine phytoplankton communities

open access: yesHydrobiologia, 2012
Characterisation of phytoplankton communities is important for classification of the ecological status of marine waters. In order to design a monitoring programme, it is important to know what degree of variation in the measurements occur at each level (water body, station and sample), so that resources can be spent in a way that maximise the precision
Javier Franco   +11 more
openaire   +6 more sources

Status Kualitas Perairan Waduk Juanda [PDF]

open access: yes, 2003
In attempt to know the trophic status and phytoplankton community in Juandareservoir this research was conducted. This research revealed that based onsecchi disk and concentration of Chlorophyll-a the Juanda reservoir have become eutrophic, with ...
Soetrisno, Y. (Yudhi)
core  

Nutrient pulse scenarios drive contrasting patterns in the functional stability of freshwater phytoplankton

open access: yesLimnology and Oceanography, EarlyView.
Abstract Climate change is increasing the frequency, intensity, and stochasticity of extreme weather events such as heavy rainfall, storm‐induced mixing, or prolonged drought periods. This results in more variable regimes of dissolved nutrients and carbon in lakes and induces temporal fluctuations in the resource availability for plankton communities ...
Anika Happe   +6 more
wiley   +1 more source

Primary production during nutrient-induced blooms at elevated CO2 concentrations [PDF]

open access: yes, 2009
Mesocosms experiments (PeECE II and PeECE III) were carried out in 9 transparent mesocosms. Prior to the experimental period, the seawater carbonate system was manipulated to achieve three different levels of CO2. At the onset of the experimental period,
Bellerby, R.G.J.   +6 more
core  

Seasonal changes in microbial dissolved organic sulfur transformations in coastal waters [PDF]

open access: yes, 2020
The marine trace gas dimethylsulfide (DMS) is the single most important biogenic source of atmospheric sulfur, accounting for up to 80% of global biogenic sulfur emissions.
Dixon, Joanna L.   +3 more
core   +1 more source

Autonomous observations enhance our ability to observe the biological carbon pump across diverse carbon export regimes

open access: yesLimnology and Oceanography, EarlyView.
Abstract The expansion of autonomous observation platforms offers vast opportunities for analyzing ocean ecosystems and their role in carbon export. As part of the EXport Processes in the Ocean from RemoTe Sensing campaign, we autonomously measured the productivity regimes in two contrasting end‐member ecosystem states.
Shawnee Traylor   +5 more
wiley   +1 more source

Changes in Phytoplankton and Zooplankton Communities Common Indicator Assessment Changes in Phytoplankton and Zooplankton Communities

open access: yes, 2023
Between 2015 and 2019 plankton functional groups experienced significant changes in abundance, reflecting a continuation of long-term trends. Larvae of benthic invertebrates increased, while other groups mostly decreased. Observed changes were primarily linked to rising temperatures within offshore areas in the North-East Atlantic, and to nutrients in ...
Holland, Matthew   +3 more
openaire   +1 more source

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