Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Microbial Mats

Microbial Mats

Microbial communities forming biofilms and mats represent complex, spatially structured ecosystems where metabolic processes are stratified according to light, oxygen, and nutrient gradients. Biofilms are initial colonization stages, only a few millimeters thick, while mature microbial mats can reach centimeter-scale thickness and display intricate vertical organization. Their structural and functional heterogeneity allows microorganisms to occupy distinct ecological niches within a few...

Microbial Interactions: Competition

Microbial Interactions: Competition

Microbial competition is an ecological interaction in which microorganisms vie for limited resources within shared environments. These resources may include nutrients, space, or light, depending on the system. The intensity and outcome of competition are influenced by the environmental context, such as nutrient availability, spatial constraints, and the diversity of microbial species present. These competitive interactions significantly influence the structure, function, and resilience of...

Microenvironments

Microenvironments

Microorganisms inhabit highly localized spaces known as microenvironments, which are defined by distinct physical and chemical characteristics. These include oxygen concentration, pH, temperature, light availability, and nutrient levels. The conditions within a microenvironment can differ markedly from those in the surrounding area and significantly influence microbial growth, metabolism, and community structure.Microenvironments often display sharp physicochemical gradients over small spatial...

Deep Sea Microbial Ecology

Deep Sea Microbial Ecology

The deep ocean and its underlying sediments represent vast, largely unexplored microbial habitats that extend far beyond the sunlit photic zone. The photic (euphotic) zone typically spans the upper ~100–200 meters of pelagic waters in the open ocean, but its depth varies geographically and seasonally, where sufficient light supports photosynthetic life. Below this lies the deep sea, spanning roughly 1000–6000 meters (bathypelagic to abyssal zones), with deeper hadal trenches extending beyond...

Soil Microbial Ecology

Soil Microbial Ecology

Soil microbial ecology is defined by highly diverse, spatially structured communities that drive nutrient cycling, organic matter turnover, and overall ecosystem stability. Although a gram of soil can contain thousands of bacterial and archaeal taxa, the ecological processes they mediate are even more crucial for sustaining terrestrial life.Microhabitats and NichesSoil is a heterogeneous mixture of minerals, organic matter, water, and air. Microbes inhabit distinct microhabitats formed by...

Anoxygenic Phototrophic Bacteria

Anoxygenic Phototrophic Bacteria

Anoxygenic phototrophic bacteria are a diverse group of microorganisms that perform photosynthesis without producing oxygen. They primarily include purple sulfur bacteria, purple nonsulfur bacteria, green sulfur bacteria, and green nonsulfur bacteria. These bacteria are classified into the Gammaproteobacteria, Alphaproteobacteria, Betaproteobacteria, Chlorobi, and Chloroflexi lineages, each with distinct physiological and ecological adaptations.Purple sulfur bacteria belong to the...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Mycorrhizae influence plant vegetative and floral traits and intraspecific trait variation.

American journal of botany·2022

Same author

Urban greenness influences airborne bacterial community composition.

The Science of the total environment·2016

Same author

Home-field advantage? evidence of local adaptation among plants, soil, and arbuscular mycorrhizal fungi through meta-analysis.

BMC evolutionary biology·2016

Same author

Microbiota of the indoor environment: a meta-analysis.

Microbiome·2015

Same author

Humans differ in their personal microbial cloud.

PeerJ·2015

Same author

Identifying personal microbiomes using metagenomic codes.

Proceedings of the National Academy of Sciences of the United States of America·2015

Search research articles

Related Experiment Video

Updated: May 19, 2026

Isolation and Analysis of Microbial Communities in Soil, Rhizosphere, and Roots in Perennial Grass Experiments

Isolation and Analysis of Microbial Communities in Soil, Rhizosphere, and Roots in Perennial Grass Experiments

Published on: July 24, 2018

Prokaryotic communities differ along a geothermal soil photic gradient.

James F Meadow¹, Catherine A Zabinski

¹Department of Land Resources and Environmental Sciences, Montana State University, 334 Leon Johnson Hall, Bozeman, MT 59717, USA. jfmeadow@gmail.com

Microbial Ecology

|August 29, 2012

Summary

Microbial communities in geothermal soils show distinct differences based on soil type and depth. This research highlights geothermal soils as a model for studying microbial ecology and community heterogeneity.

More Related Videos

Soil Lysimeter Excavation for Coupled Hydrological, Geochemical, and Microbiological Investigations

Soil Lysimeter Excavation for Coupled Hydrological, Geochemical, and Microbiological Investigations

Published on: September 11, 2016

Microbial Communities in Nature and Laboratory - Interview

Microbial Communities in Nature and Laboratory - Interview

Published on: May 28, 2007

Related Experiment Videos

Last Updated: May 19, 2026

Isolation and Analysis of Microbial Communities in Soil, Rhizosphere, and Roots in Perennial Grass Experiments

Isolation and Analysis of Microbial Communities in Soil, Rhizosphere, and Roots in Perennial Grass Experiments

Published on: July 24, 2018

Soil Lysimeter Excavation for Coupled Hydrological, Geochemical, and Microbiological Investigations

Soil Lysimeter Excavation for Coupled Hydrological, Geochemical, and Microbiological Investigations

Published on: September 11, 2016

Microbial Communities in Nature and Laboratory - Interview

Microbial Communities in Nature and Laboratory - Interview

Published on: May 28, 2007

Area of Science:

Microbial Ecology
Soil Science
Geothermal Environments

Background:

Geothermal soils present unique environmental challenges for microbial life.
These unique conditions are understudied in microbial ecology research.
Geothermal systems serve as valuable models for understanding microbial heterogeneity.

Purpose of the Study:

To investigate prokaryotic community structure in a diatomaceous geothermal soil.
To compare microbial communities across different soil types and depths.
To analyze the abundance of specific bacterial phyla (Cyanobacteria, Planctomycetes, Verrucomicrobia) along environmental gradients.

Main Methods:

16S bar-coded pyrosequencing was employed to survey prokaryotic communities.
Soil samples were collected across distinct soil types and a photic depth gradient.
Clade-wise comparisons were performed for targeted bacterial phyla.

Main Results:

Significant differences in microbial communities were observed between the two soil types.
Predictable variations in microbial communities were found at different depths.
Abundances of Cyanobacteria, Planctomycetes, and Verrucomicrobia varied significantly, aligning with their known ecological roles.

Conclusions:

Soil type and depth are key drivers of microbial community structure in geothermal environments.
The findings support the ecological specializations (autecology) of Cyanobacteria, Planctomycetes, and Verrucomicrobia.
Geothermal soils offer a robust system for exploring microbial community dynamics and ecological principles.