Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Conservation of Declining Populations02:07

Conservation of Declining Populations

Conservation of declining population focuses on ways of detecting, diagnosing, and halting a population decline. The approach uses methods to prevent populations from going extinct.
Habitat Fragmentation02:31

Habitat Fragmentation

Habitat fragmentation describes the division of a more extensive, continuous habitat into smaller, discontinuous areas. Human activities such as land conversion, as well as slower geological processes leading to changes in the physical environment, are the two leading causes of habitat fragmentation. The fragmentation process typically follows the same steps: perforation, dissection, fragmentation, shrinkage, and attrition.
Microbial Mats01:25

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 Wastewater Treatment01:30

Microbial Wastewater Treatment

Microbial communities in aquatic ecosystems play a key role in the natural breakdown of contaminants introduced through domestic and industrial effluents. Acting as biological catalysts, these microbes change and mineralize a wide range of organic and inorganic pollutants under different redox conditions.In oxygen-rich surface waters, aerobic heterotrophs lead organic matter breakdown, using oxygen as the terminal electron acceptor to efficiently oxidize substrates to carbon dioxide and water.
Freshwater Microbial Ecology01:24

Freshwater Microbial Ecology

Freshwater systems such as streams, rivers, and lakes exhibit distinct physical and biological characteristics that influence their microbial communities. These environments are broadly categorized into lotic systems—those with flowing waters like streams and most rivers—and lentic systems, which include still or slow-moving waters such as lakes, ponds, and marshes.In lentic systems, phytoplankton drive primary production, generating autochthonous organic carbon. In contrast, lotic systems...
Conservation of Small Populations02:04

Conservation of Small Populations

Small population sizes put a species at extreme risk of extinction due to a lack of variation, and a consequent decrease in adaptability. This weakens the chances of survival under pressures such as climate change, competition from other species, or new diseases. Large populations are more likely to survive pressures such as these, as such populations are more likely to harbor individuals that have genetic variants that are adaptive under new stresses. Small populations are much less likely to...

You might also read

Related Articles

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

Sort by
Same author

A global research coordination programme is urgently needed for biodiversity.

Nature ecology & evolution·2026
Same author

Nutrient enrichment and connectivity jointly shape bacterioplankton taxonomic and functional diversity.

FEMS microbiology letters·2026
Same author

A novel transoral extraction technique in robotic resection of gastroduodenal tumors: a case series.

Langenbeck's archives of surgery·2026
Same author

BON in a Box: An Open and Collaborative Platform for Biodiversity Monitoring, Indicator Calculation, and Reporting.

Bioscience·2026
Same author

Implicit Bias and Recognition of Biases Among Vascular Surgeons.

The Journal of surgical research·2026
Same author

Marine protected areas marginally offset anthropogenic declines in tropical reef fish contributions to nature and people.

Nature ecology & evolution·2026

Related Experiment Video

Updated: Jun 3, 2026

Linking Predation Risk, Herbivore Physiological Stress and Microbial Decomposition of Plant Litter
10:20

Linking Predation Risk, Herbivore Physiological Stress and Microbial Decomposition of Plant Litter

Published on: March 12, 2013

Extinction debt in source-sink metacommunities.

Nicolas Mouquet1, Birte Matthiessen, Tom Miller

  • 1Institut des Sciences de l'Evolution, Centre National de la Recherche Scientifique, Université Montpellier 2. Place Eugène Bataillon, Montpellier, France. nmouquet@univ-montp2.fr

Plos One
|March 17, 2011
PubMed
Summary

Landscape alteration causes biodiversity loss by disrupting species interactions, leading to direct extinctions and delayed extinction debt in metacommunities. Less competitive species are most vulnerable, while top competitors may even benefit from habitat changes.

More Related Videos

Coral Reef Arks: An In Situ Mesocosm and Toolkit for Assembling Reef Communities
07:59

Coral Reef Arks: An In Situ Mesocosm and Toolkit for Assembling Reef Communities

Published on: January 6, 2023

The Benthic Exchange of O2, N2 and Dissolved Nutrients Using Small Core Incubations
10:11

The Benthic Exchange of O2, N2 and Dissolved Nutrients Using Small Core Incubations

Published on: August 3, 2016

Related Experiment Videos

Last Updated: Jun 3, 2026

Linking Predation Risk, Herbivore Physiological Stress and Microbial Decomposition of Plant Litter
10:20

Linking Predation Risk, Herbivore Physiological Stress and Microbial Decomposition of Plant Litter

Published on: March 12, 2013

Coral Reef Arks: An In Situ Mesocosm and Toolkit for Assembling Reef Communities
07:59

Coral Reef Arks: An In Situ Mesocosm and Toolkit for Assembling Reef Communities

Published on: January 6, 2023

The Benthic Exchange of O2, N2 and Dissolved Nutrients Using Small Core Incubations
10:11

The Benthic Exchange of O2, N2 and Dissolved Nutrients Using Small Core Incubations

Published on: August 3, 2016

Area of Science:

  • Ecology
  • Biodiversity Research
  • Conservation Science

Background:

  • Understanding biodiversity loss in human-modified landscapes is crucial for ecological research.
  • Metacommunity theory explains local and regional species interactions across landscapes.
  • Previous predictions on landscape alteration effects focused solely on the competition-colonization (CC) trade-off model.

Purpose of the Study:

  • To investigate the impact of landscape perturbation on source-sink metacommunities.
  • To analyze how habitat destruction affects species coexistence and extinction dynamics.
  • To compare these effects with predictions from the CC model.

Main Methods:

  • Investigated effects of habitat destruction on source-sink metacommunities.
  • Analyzed direct and indirect extinction pathways and extinction debt.
  • Compared outcomes with the competition-colonization trade-off model.

Main Results:

  • Habitat destruction perturbs competitive equilibria, causing direct and indirect extinctions.
  • A time lag for extinction was observed, influenced by direct and indirect effects.
  • Unlike CC models, less competitive species were more negatively impacted; top competitors sometimes benefited.

Conclusions:

  • Landscape alteration jeopardizes species coexistence in patchy landscapes.
  • Complex indirect effects and delayed extinctions are key consequences of habitat destruction.
  • Findings complement CC models and highlight conservation concerns for altered landscapes.