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Zooplankton community grazing impact on a bloom of Alexandrium ...
coastalscience.noaa.gov/data_reports/zooplankton-community-grazing-impact-on-a-bloom-of-alexandrium-fundyense-in-the-gulf-of-maine/
The inverse relationship between grazing impact and A. fundyense abundance implies that grazing may be capable of retarding bloom development at low ...
Detecting copepod grazing on low-concentration populations of ...
coastalscience.noaa.gov/data_reports/detecting-copepod-grazing-on-low-concentration-populations-of-alexandrium-fundyense-using-pcr/
Zooplankton grazing is often a significant loss term for phytoplankton populations, including harmful algae, impacting the development and decline of ...
Mesozooplankton and Microzooplankton Grazing During Cyanobacterial ...
coastalscience.noaa.gov/data_reports/mesozooplankton-and-microzooplankton-grazing-during-cyanobacterial-blooms-in-the-western-basin-of-lake-erie/
In sum, while grazing rates of mesozooplankton are slowed by cyanobacterial blooms in the western basin of Lake Erie, microzooplankton are likely to ...
NCCOS | Publication Details
products.coastalscience.noaa.gov/publications/detail.aspx?key=5272
In sum, while grazing rates of mesozooplankton are slowed by cyanobacterial blooms in the western basin of Lake Erie, microzooplankton are likely to ...
Size-dependent top-down control on phytoplankton growth by ...
coastalscience.noaa.gov/data_reports/size-dependent-top-down-control-on-phytoplankton-growth-by-microzooplankton-in-eutrophic-lakes/
We hypothesized that the grazing on phytoplankton by the microzooplankton community is size-dependent and, therefore, the top-down control on ...
Are Growth and Toxicity of the Dinoflagellate Alexandrium Controlled by ...
coastalscience.noaa.gov/project/are-growth-and-toxicity-of-dinoflagellate-alexandrium-controlled-by-grazer-induced-defense/
Thus, cell growth and mortality due to grazing are the two main biological determinants of bloom dynamics in Alexandrium. Hence, it is essential to ...
[PDF] NEW NCCOS FY18 HARMFUL ALGAL BLOOM PROGRAM AWARDS
cdn.coastalscience.noaa.gov/page-attachments/funding/NCCOS_FY18_HAB_Awards_Summaries_090718.pdf
microzooplankton grazing, cell death markers, and gene expression. The results will be used to modify the existing individual based model of K. brevis ...
Ecosystem disruptive algal blooms of the brown tide species ...
coastalscience.noaa.gov/data_reports/ecosystem-disruptive-algal-blooms-of-the-brown-tide-species-aureococcus-anophagefferens-and-aureoumbra-lagunensis/
They also experience low mortality losses via their ability to discourage grazing by zooplankton and filter feeding mollusks. Observations and ...
Complex Control of Cyanobacterial Blooms in Lake Erie by Small ...
coastalscience.noaa.gov/news/complex-control-of-cyanobacterial-blooms-in-lake-erie-by-small-zooplankton-and-nutrients/
Mesozooplankton and Microzooplankton Grazing During Cyanobacterial Blooms in the Western Basin of Lake Erie. Harmful Algae 15: 26-35. Explore Similar ...
Complex Interactions Between Harmful Phytoplankton and Grazers ...
coastalscience.noaa.gov/project/interactions-harmful-phytoplankton-grazers-zebra-mussel-nutrient-gradients/
A pair of large-scale field enclosure (mesocosm) manipulations of mussel density in consecutive years showed that when phosphorus concentrations were ...
Causes and Consequences of Cell Death in the Toxic Dinoflagellate ...
coastalscience.noaa.gov/project/causes-and-consequences-of-cell-death-in-the-toxic-dinoflagellate-alexandrium-tamarense/
The general assumption is that grazing is the main source of mortality for any phytoplankton species. However, bacteria, viruses, and parasites could ...
Grazers Avoid Toxic Algae - NCCOS - NCCOS Coastal Science Website
coastalscience.noaa.gov/news/grazers-avoid-toxic-algae/
We are considerably closer to the answer to this “top down control” question because of some recent work comparing grazing rates of copepod grazing on ...
Why Nutrient-Enriched Waters Favor Large Single-Cell Algae
coastalscience.noaa.gov/news/nutrient-enriched-waters-favor-large-single-cell-algae/
Ecological studies show that bottom-up (e.g., nutrient input) and top-down (e.g., grazing/predation) pressuresmay change the structure of aquatic ...
Interactions among nutrients, microalgae, and algal grazers regulate ...
coastalscience.noaa.gov/news/interactions-among-nutrients-microalgae-and-algal-grazers-regulate-the-occurrence-and-severity-of-ecosystem-disruptive-algal-blooms/
An ecosystem model newly developed by NCCOS and NMFS scientists reveals the complexecosystem interactions and environmental factors that promote the ...
Toxicity of the Dinoflagellate Alexandrium Controlled by Grazers
coastalscience.noaa.gov/news/toxicity-of-the-dinoflagellate-alexandrium-controlled-by-grazers/
A new study supported by NCCOS shows that the presence of zooplankton grazers dramatically increases toxin production in the marine dinoflagellate ...
Modeling Factors that Contribute to Harmful Algal Blooms
coastalscience.noaa.gov/project/modeling-factors-harmful-algal-blooms/
This decrease in grazing leads to a proliferation of the ecosystem disruptive algae and a reduction in nutrient availability, due to a reduction in ...
Bloom dynamics of the red tide dinoflagellate Alexandrium fundyense in ...
coastalscience.noaa.gov/data_reports/bloom-dynamics-of-the-red-tide-dinoflagellate-alexandrium-fundyense-in-the-gulf-of-maine-a-synthesis-and-progress-towards-a-forecasting-capability/
Zooplankton community grazing impact on a bloom of Alexandrium fundyense in the Gulf of Maine April 12, 2018 Nutrient-regulated transcriptome ...
Life and Death of a Karenia Bloom in the Western Gulf of Mexico
coastalscience.noaa.gov/project/life-and-death-of-a-karenia-bloom/
To examine these hypotheses, researchers combine detection by an Imaging FlowCytobot and forecasting by physical models to identify the earliest ...
Understanding HABs Under Climate Change Requires New Models
coastalscience.noaa.gov/news/understanding-habs-under-climate-change-requires-new-models/
Ecological complexity is highlighted by showing how bacteria, grazing and sediment biogeochemistry interactions affect cell growth, and toxicity ...
Tiny yet Toxic: Dinoflagellate Karlodinium veneficum
coastalscience.noaa.gov/news/little-dinoflagellate-big-toxicity/
Karlotoxin production appears to be used primarily for prey capture but grazing deterrence is an additional advantage. Researchers have identified ...