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

Population Growth00:57

Population Growth

23.0K
Population size is dynamic, increasing with birth rates and immigration, and decreasing with death rates and emigration. In ideal conditions with unlimited resources, populations can increase exponentially, which plots as a J-shaped growth rate curve of population size against time. This type of curve is characteristic of newly-introduced invasive species, or populations that have suffered catastrophic declines and are rebounding.
23.0K
Competition02:34

Competition

21.2K
When organisms require the same limited resources within an environment, they may have to compete for them. Competition is a net-negative interaction. Even if two competing individuals or populations do not interact directly, the overall fitness of both competitors is lowered as a result of not having full access to the limited resource.
21.2K
Microbial Interactions: Competition01:26

Microbial Interactions: Competition

83
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...
83
Diversity of Protists II01:27

Diversity of Protists II

2.2K
Alveolates are a group of organisms recognized by the presence of alveoli, which are cytoplasmic sacs located beneath the cell membrane. While their function remains uncertain, alveoli may help regulate water balance by controlling how much water enters and leaves the cell. In dinoflagellates, these structures may serve as armor plates. There are three major types of alveolates: ciliates, which move using cilia; dinoflagellates, which use flagella for movement; and apicomplexans, which are...
2.2K
Ecological Niches02:02

Ecological Niches

22.2K
All organisms have a position within an ecosystem. The complete set of living and nonliving factors—including food resources, climate, and terrain—that define the position of a given organism are collectively referred to as the organism’s ecological niche.
22.2K
Ecological Succession02:17

Ecological Succession

19.0K
Ecological succession is influenced by the processes of facilitation, inhibition, and toleration. Facilitation occurs when early successional species create more favorable ecological conditions for subsequent species, such as enhanced nutrient, water, or light availability. In contrast, inhibition happens when early successional species create unfavorable ecological conditions for potential successive species, such as limiting resource availability. In some cases, later successional species...
19.0K

You might also read

Related Articles

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

Sort by
Same author

Eliminating invasive predators.

Nature ecology & evolution·2026
Same author

Invasive species eradication standards.

Trends in ecology & evolution·2025
Same author

Biological invasions: a global assessment of geographic distributions, long-term trends, and data gaps.

Biological reviews of the Cambridge Philosophical Society·2025
Same author

Conceptual and ethical considerations in invasion science.

Bioscience·2025
Same author

Discriminating footprints to improve identification of congeneric invasive Rattus species.

Pest management science·2025
Same author

Avian Influenza Virus Surveillance Across New Zealand and Its Subantarctic Islands Detects H1N9 in Migratory Shorebirds, but Not 2.3.4.4b HPAI H5N1.

Influenza and other respiratory viruses·2025
Same journal

Consequences of phenological shifts are determined by the number of generations per season.

Ecology·2026
Same journal

Mechanistic and scale-specific analyses advance the preference-performance hypothesis.

Ecology·2026
Same journal

Ground-to-canopy monitoring reveals hidden ecological patterns in Congo Basin mammals.

Ecology·2026
Same journal

Combining individual and close-kin mark-recapture to design an effective wildlife population survey.

Ecology·2026
Same journal

Cross-stressor resilience of soil microbial growth and carbon metabolism under climate change.

Ecology·2026
Same journal

Oh deer! Videography reveals a range of defensive behaviors against a cervid by a ground-nesting bird.

Ecology·2026
See all related articles

Related Experiment Video

Updated: Apr 23, 2026

Assessing Intertidal Populations of the Invasive European Green Crab
06:48

Assessing Intertidal Populations of the Invasive European Green Crab

Published on: September 16, 2020

5.7K

Over-invasion by functionally equivalent invasive species.

James C Russell, Nurul S Sataruddin, Allison D Heard

    Ecology
    |September 19, 2014
    PubMed
    Summary
    This summary is machine-generated.

    Competitive displacement occurs when new invasive species replace established ones. Factors like propagule pressure and incumbent advantage determine outcomes, impacting biodiversity and conservation strategies.

    More Related Videos

    Experimental Protocol for Manipulating Plant-induced Soil Heterogeneity
    08:16

    Experimental Protocol for Manipulating Plant-induced Soil Heterogeneity

    Published on: March 13, 2014

    17.7K
    Sampling for Estimating Frankliniella Species Flower Thrips and Orius Species Predators in Field Experiments
    07:13

    Sampling for Estimating Frankliniella Species Flower Thrips and Orius Species Predators in Field Experiments

    Published on: July 17, 2019

    10.7K

    Related Experiment Videos

    Last Updated: Apr 23, 2026

    Assessing Intertidal Populations of the Invasive European Green Crab
    06:48

    Assessing Intertidal Populations of the Invasive European Green Crab

    Published on: September 16, 2020

    5.7K
    Experimental Protocol for Manipulating Plant-induced Soil Heterogeneity
    08:16

    Experimental Protocol for Manipulating Plant-induced Soil Heterogeneity

    Published on: March 13, 2014

    17.7K
    Sampling for Estimating Frankliniella Species Flower Thrips and Orius Species Predators in Field Experiments
    07:13

    Sampling for Estimating Frankliniella Species Flower Thrips and Orius Species Predators in Field Experiments

    Published on: July 17, 2019

    10.7K

    Area of Science:

    • Ecology
    • Invasive Species Biology
    • Conservation Science

    Background:

    • Global increase in invasive species and their complex interactions.
    • Invasive species alter biodiversity and ecosystem functions.
    • Competitive displacement among invasive species is recognized but not fully understood.

    Purpose of the Study:

    • Investigate the conditions favoring competitive displacement between functionally similar invasive species.
    • Model the influence of incumbent advantage and propagule pressure on invasion dynamics.
    • Examine empirical evidence for competitive displacement in invasive species.

    Main Methods:

    • Theoretical modeling of interactions between two functionally similar invasive species.
    • Analysis of factors including incumbent advantage and propagule pressure.
    • Empirical validation using case studies of invasive Rattus species on islands.

    Main Results:

    • Model identified circumstances where dominance is driven by propagule pressure or incumbent advantage.
    • Demonstrated that subordinate species can displace dominant ones under specific conditions.
    • Empirical data from invasive rats (Rattus spp.) support theoretical predictions of competitive displacement.

    Conclusions:

    • Competitive displacement is a significant factor in invasive species dynamics across taxa and biomes.
    • Management strategies must account for potential facilitation of new invasions by removing established ones.
    • Competitive displacement may offer novel biological control opportunities in limited scenarios.