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Thursday, August 6, 2020 | History

2 edition of Microbial size spectra from diverse marine ecosystems found in the catalog.

Microbial size spectra from diverse marine ecosystems

Karina Y. H. Gin

Microbial size spectra from diverse marine ecosystems

by Karina Y. H. Gin

  • 173 Want to read
  • 29 Currently reading

Published by Woods Hole Oceanographic Institution in Woods Hole, Mass .
Written in English

    Subjects:
  • Marine phytoplankton.,
  • Marine plankton.,
  • Marine bacteria.

  • Edition Notes

    Statementby Karina Y. H. Gin.
    SeriesMIT/WHOI -- 96-05., MIT/WHOI (Series) -- 96-05.
    ContributionsWoods Hole Oceanographic Institution., Massachusetts Institute of Technology., M.I.T./W.H.O.I. Joint Program in Oceanography/Applied Ocean and Science and Engineering.
    The Physical Object
    Pagination359 p. :
    Number of Pages359
    ID Numbers
    Open LibraryOL15490786M

      Although changes in microbial community composition from karst springs has been linked to storm-induced flow conditions (see, e.g., Pronk et al., ), and cave microbial diversity can determine Cited by: One of the primary goals of this chapter is to provide the reader with a broad understanding and appreciation of the various roles indicators play in the design, risk assessment and performance monitoring of commonly used wastewater treatment and disinfection processes. The chapter outlines how different indicators such as faecal bacteria, bacteriophages, bacterial spores.

    Despite their potential importance as analogs of primitive microbial metabolisms, the knowledge of the structure and functioning of the deep ecosystems associated with serpentinizing environments is hampered by the lack of accessibility to relevant systems. These hyperalkaline environments are depleted in dissolved inorganic carbon (DIC), making the carbon sources and assimilation Cited by: Dr. Pamela Fletcher hosted a marine habitat restoration and monitoring and coastal resiliency symposium from Feb at the University of Florida campus in Davie. The goal of this symposium is to introduce interested parties to South Florida's diverse ecosystems and some of the unique challenges associated with the region.

    Description of the Georgia Coastal Ecosystems Long Term Sharma, S., Booth, M. and Moran, M.A. Expression patterns reveal niche diversification in a marine microbial assemblage. E.B. and Sherr, B.F. Proportional distribution of total numbers, biovolume, and bacterivory among size classes of µm nonpigmented marine. Abstract. Zetaproteobacteria create extensive iron (Fe) oxide mats at marine hydrothermal vents, making them an ideal model for microbial Fe oxidation at circumneutral ison of neutrophilic Fe oxidizer isolate genomes has revealed a hypothetical Fe oxidation pathway, featuring a homolog of the Fe oxidase Cyc2 from Acidithiobacillus ferrooxidans.


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Microbial size spectra from diverse marine ecosystems by Karina Y. H. Gin Download PDF EPUB FB2

Interestingly, the slopes of size spectra in steady state aquatic ecosystems appear to converge to values of about -2, both in marine (Cavender-Bares et al., ; Marañón, ) and freshwater.

Cross-scale ecological dynamics and microbial size spectra in marine ecosystems Article in Proceedings of the Royal Society B: Biological Sciences () November with 26. Raimbault, P., Rodier, M., Taupier-Letage, L., Size fraction of phytoplankton in the Ligurian Sea and the Algerian Basin (Mediterranean Sea): Size distribution versus total concentration.

Marine Microbial Food Webs 3, 1–7. Google ScholarCited by: Microbes are critical components of aquatic ecosystems, underpinning the provision of multiple ecosystem services (Azam and Malfatti ; Falkowski et al. ).Their communities, comprised of bacteria, archaea, microbial eukaryotes and viruses, represent nearly unfathomable levels of aquatic biodiversity (Thompson et al.

).A grand challenge facing the field of Cited by: 1. The diversity of microbial communities varies within habitats as much as between habitats. This variation can even occur within a few millimetres, suggesting that microbial diversity encompasses more than the documented evidence available.

Hence, biogeography is gaining importance as a field of study from microbial diversity point of by: 2. The majority of the planet’s habitat is aquatic: more than 80% of Earth’s surface is aquatic, and the volume of habitat in aquatic systems is vast, spanning a range of environments (Table ; Figure ).These habitats are teeming with microbial life.

Microorganisms are key drivers of the planet’s biogeochemical cycles (), and this includes large roles for aquatic microbes. Previous culture-based studies had used nonmarine microbial hosts, and thus had unsurprisingly failed to recover marine viruses.

Now marine viruses are perhaps the best-studied environmental viruses, and are known to play diverse roles in marine ecosystems (reviewed in Breitbart, ).

They impact microbes through mortality (cell lysis. Microbial life is surprisingly abundant and diverse in global desert ecosystems. In these environments, microorganisms endure a multitude of physicochemical stresses, including low water potential, carbon and nitrogen starvation, and extreme temperatures.

Book chapters and other publications. The nonheterocystous filamentous. 8 Marine and Terrestrial Ecosystems and Natural Resources Management INPUT SUMMARY.

Ecosystems deliver essential benefits to humans through the. The ecological and biotechnological services that microorganisms provide to the planet and human society highlight the need to understand and preserve microbial diversity, which is widely distributed, challenging the severity of certain environments.

Cataloging this diversity has also challenged the methods that are currently used to isolate and grow microorganisms, because Cited by: 5. Body Size: The Structure and Function of Aquatic Ecosystems Alan G. Hildrew, David G. Raffaelli, Ronni Edmonds-Brown.

Ecologists have long struggled to predict features of ecological systems, such as the numbers and diversity of organisms. revealing the fundamental role of body size, makes a book emphasising marine and freshwater ecosystems.

Abstract book - 3rd International Conference on Microbial Diversity Microbial Diversity THE CHALLENGE OF COMPLEXITY MD Edited by: Gianluigi Cardinali University of Perugia Laura Corte University of Perugia Luca Roscini University of Perugia Sergio Casella University of Padova Luca Cocolin University of Torino Erasmo Neviani University of Parma.

Soil and composting microbiomes are diverse and complex microbial communities that degrade plant cell wall biomass. Globally, these microbiomes make a significant contribution to the release of nutrients and recycling of carbon from this highly abundant yet recalcitrant material []; however, due to the complexity and the diversity of species, questions about the Cited by: 7.

Adaptive strategies for management of fisheries resources in large marine ecosystems. – in Food Chains, Yields, Models, and Management of Large Marine Ecosystems, K. Sherman, L.M. Alexander, and B.D. Gold, eds. Westview Press, Boulder, Colorado. The National Academies Press. doi: / Understanding Marine.

Abstract. In reviewing this subject, it became clear to me that plankton ecologists fall out into two groups: Those who delight in finding the patterns in nature that can be explained by size, and those who delight in finding exceptions to the established size-dependent rules. For instance, Zettler et al.

described a diverse “plastisphere” assemblage on microplastic in the marine pelagic environment, where Vibrio was a dominant member of bacterial assemblages.

With an incubation experiment using marine sediment, Harrison et al. () found that after 14 d, bacterial communities on low‐density polyethylene. Animal coloration is the general appearance of an animal resulting from the reflection or emission of light from its surfaces.

Some animals are brightly colored, while others are hard to see. In some species, such as the peafowl, the male has strong patterns, conspicuous colors and is iridescent, while the female is far less visible. There are several separate reasons why animals have.

Pore size above 10 µm diameter, permeability above 50 mdarcy, and water contents of, respectively, % and % were considered to be sufficient to allow a flow of microorganisms [8,81] and an installation of microbial communities.

On the contrary, clayey and carbonate sandstones (K and K cores) showed unfavourable properties for Author: Vanessa Leblanc, Jennifer Hellal, Marie-Laure Fardeau, Saber Khelaifia, Claire Sergeant, Francis Gar.

One of our field areas is the hot spring ecosystems of Yellowstone, which are dominated by microbes, and where reactions between water and rock generate diverse chemical compositions. These natural laboratories provide numerous opportunities to test our ideas about how microbes respond to different geochemical supplies of elements.

Photosynthetic microbial mats are complex, stratified ecosystems in which high rates of primary production create a demand for nitrogen, met partially by N₂ fixation.

Dinitrogenase reductase (nifH) genes and transcripts from Cyanobacteria and heterotrophic bacteria (for example, Deltaproteobacteria) were detected in these mats, yet their. The ancient phylum Actinobacteria is composed of phylogenetically and physiologically diverse bacteria that help Earth's ecosystems function.

As free-living organisms and symbionts of herbivorous animals, Actinobacteria contribute to the global carbon cycle through the breakdown of plant biomass.Microbial metabolism is the means by which a microbe obtains the energy and nutrients (e.g. carbon) it needs to live and es use many different types of metabolic strategies and species can often be differentiated from each other based on metabolic characteristics.

The specific metabolic properties of a microbe are the major factors in determining that microbe's .Thus, for Venus' lower clouds, the mass loading estimates (∼– mgm −3) are comparable to the upper biomass value for terrestrial biological aerosols (∼44 mgm −3), while the particle size regime (≤8 μm) opens the possibility that the clouds may similarly harbor suspensions of single cells or aggregated microbial by: