Results 21 to 30 of about 9,963 (249)

Protist communities of microbial mats from the extreme environments of five saline Andean lagoons at high altitudes in the Atacama Desert [PDF]

open access: yesFrontiers in Microbiology
IntroductionHeterotrophic protists colonizing microbial mats have received little attention over the last few years, despite their importance in microbial food webs.
Eduardo Acosta   +4 more
doaj   +2 more sources

Functional Gene Expression in Shark Bay Hypersaline Microbial Mats: Adaptive Responses [PDF]

open access: yesFrontiers in Microbiology, 2020
Microbial mat communities possess extensive taxonomic and functional diversity, which drive high metabolic rates and rapid cycling of major elements.
Matthew A. Campbell   +12 more
doaj   +2 more sources

NITRIFICATION AND NITRIFYING BACTERIA IN A COASTAL MICROBIAL MAT [PDF]

open access: yesFrontiers in Microbiology, 2015
The first step of nitrification, the oxidation of ammonia to nitrite, can be performed by ammonia-oxidizing archaea (AOA) or ammonium-oxidizing bacteria (AOB).
Haoxin eFan   +3 more
doaj   +6 more sources

Microbial mats and the search for minimal ecosystems

open access: yesInternational Microbiology, 2002
This article reviews some ecological concepts common to all kinds of ecosystems, describes the characteristics of microbial mats, and focuses on the description of the Ebro Delta microbial mats, to assess whether they fit the concept of a minimal ecosystem. First, microorganisms as components of ecosystems are considered, and some features of microbial
Ricardo Guerrero, Mercedes Berlanga
exaly   +4 more sources

Microbial dark matter filling the niche in hypersaline microbial mats. [PDF]

open access: yesMicrobiome, 2020
Abstract Shark Bay, Australia, harbours one of the most extensive and diverse systems of living microbial mats, that are proposed to be analogs of some of the earliest ecosystems on Earth. These ecosystems have been shown to possess a substantial abundance of uncultivable microorganisms.
Wong HL   +4 more
europepmc   +5 more sources

The microbial carbonate factory of Hamelin Pool, Shark Bay, Western Australia

open access: yesScientific Reports, 2022
Microbialites and peloids are commonly associated throughout the geologic record. Proterozoic carbonate megafacies are composed predominantly of micritic and peloidal limestones often interbedded with stromatolitic textures.
Erica P. Suosaari   +7 more
doaj   +1 more source

The missing mats: MISS diversity and influence on life preservation in the late Ediacaran of the Tandilia System, Argentina [PDF]

open access: yesBrazilian Journal of Geology, 2023
The terminal Ediacaran fossil record includes microbial mats and body fossils characterized by simple morphologies, which represents a challenge to understand several aspects related to the paleoecology of the emerging complex life.
María Julia Arrouy   +7 more
doaj   +1 more source

Diversity, distribution and hydrocarbon biodegradation capabilities of microbial communities in oil-contaminated cyanobacterial mats from a constructed wetland. [PDF]

open access: yesPLoS ONE, 2014
Various types of cyanobacterial mats were predominant in a wetland, constructed for the remediation of oil-polluted residual waters from an oil field in the desert of the south-eastern Arabian Peninsula, although such mats were rarely found in other ...
Raeid M M Abed   +3 more
doaj   +1 more source

Spatial comparison and temporal evolution of two marine iron-rich microbial mats from the Lucky Strike Hydrothermal Field, related to environmental variations

open access: yesFrontiers in Marine Science, 2023
In hydrothermal environments, diffuse fluids emanations provide optimal conditions for the development of iron-rich microbial mats. Here, we present a unique spatial and temporal study of phylogenetic and chemical data from this type of mats and their ...
Aina Astorch-Cardona   +4 more
doaj   +1 more source

Metagenomics reveals niche partitioning within the phototrophic zone of a microbial mat. [PDF]

open access: yesPLoS ONE, 2018
Hypersaline photosynthetic microbial mats are stratified microbial communities known for their taxonomic and metabolic diversity and strong light-driven day-night environmental gradients.
Jackson Z Lee   +7 more
doaj   +1 more source

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