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

Mechanistic Models: Compartment Models in Individual and Population Analysis01:23

Mechanistic Models: Compartment Models in Individual and Population Analysis

258
Mechanistic models are utilized in individual analysis using single-source data, but imperfections arise due to data collection errors, preventing perfect prediction of observed data. The mathematical equation involves known values (Xi), observed concentrations (Ci), measurement errors (εi), model parameters (ϕj), and the related function (ƒi) for i number of values. Different least-squares metrics quantify differences between predicted and observed values. The ordinary least...
258
Population Growth00:57

Population Growth

28.2K
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.
28.2K
Conservation of Small Populations02:04

Conservation of Small Populations

16.7K
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...
16.7K
What is Population Genetics?01:25

What is Population Genetics?

64.6K
A population is composed of members of the same species that simultaneously live and interact in the same area. When individuals in a population breed, they pass down their genes to their offspring. Many of these genes are polymorphic, meaning that they occur in multiple variants. Such variations of a gene are referred to as alleles. The collective set of all the alleles within a population is known as the gene pool.
64.6K
What are Populations and Communities?00:30

What are Populations and Communities?

37.5K
Overview
37.5K
Conservation of Declining Populations02:07

Conservation of Declining Populations

12.8K
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.
12.8K

You might also read

Related Articles

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

Sort by
Same author

Assessment of large-scale spatial variation in age-specific survival and age at first breeding in a long-lived species.

The Journal of animal ecology·2026
Same author

Evaluation of the Sex and Species Distribution, Breeding, and Life Expectancy of Zoo-Housed Chameleons.

Zoo biology·2026
Same author

The uropygial gland of the European hoopoe as a symbiotic organ.

Animal microbiome·2026
Same author

Drivers of age at first reproduction in the wandering albatross (Diomedea exulans): Demographic factors, environmental conditions and sex-specific responses.

The Journal of animal ecology·2026
Same author

Identifying the demographic pathways linking environmental covariates to population dynamics in an avian migrant.

Ecological applications : a publication of the Ecological Society of America·2026
Same author

Data of the Swiss common breeding bird monitoring program.

Ecology·2025

Related Experiment Video

Updated: Jan 27, 2026

Predicting the Effectiveness of Population Replacement Strategy Using Mathematical Modeling
20:36

Predicting the Effectiveness of Population Replacement Strategy Using Mathematical Modeling

Published on: July 4, 2007

9.1K

Integrated population models: powerful methods to embed individual processes in population dynamics models.

Floriane Plard1,2, Rémi Fay1, Marc Kéry1

  • 1Swiss Ornithological Institute, Sempach, CH-6204, Switzerland.

Ecology
|March 31, 2019
PubMed
Summary

Integrated population models (IPMs) improve ecological understanding by incorporating individual variation and complex structures. These models offer more accurate demographic estimates and reveal density-dependent effects on population dynamics.

Keywords:
data integration for population models special featuredensity-dependenceeco-evolutionary feedbackheterogeneityindividual qualityintegral projection modelintegrated population modelpopulation modelstructured population

More Related Videos

Isolation of Quiescent Stem Cell Populations from Individual Skeletal Muscles
11:35

Isolation of Quiescent Stem Cell Populations from Individual Skeletal Muscles

Published on: December 9, 2022

4.3K
Author Spotlight: Developing a Point-of-Care Hemoglobin Estimation Method for Anemia Management
05:35

Author Spotlight: Developing a Point-of-Care Hemoglobin Estimation Method for Anemia Management

Published on: January 19, 2024

1.3K

Related Experiment Videos

Last Updated: Jan 27, 2026

Predicting the Effectiveness of Population Replacement Strategy Using Mathematical Modeling
20:36

Predicting the Effectiveness of Population Replacement Strategy Using Mathematical Modeling

Published on: July 4, 2007

9.1K
Isolation of Quiescent Stem Cell Populations from Individual Skeletal Muscles
11:35

Isolation of Quiescent Stem Cell Populations from Individual Skeletal Muscles

Published on: December 9, 2022

4.3K
Author Spotlight: Developing a Point-of-Care Hemoglobin Estimation Method for Anemia Management
05:35

Author Spotlight: Developing a Point-of-Care Hemoglobin Estimation Method for Anemia Management

Published on: January 19, 2024

1.3K

Area of Science:

  • Ecology
  • Population Biology
  • Evolutionary Biology

Background:

  • Traditional population dynamics models assume uniform individuals within groups, overlooking significant individual variation in performance and environmental sensitivity.
  • This simplification limits understanding of how individual differences drive population growth and eco-evolutionary processes.
  • Integrating individual-level variation is crucial for a more realistic portrayal of population dynamics.

Purpose of the Study:

  • To review recent advances in integrating individual mechanisms into population models using Integrated Population Models (IPMs).
  • To demonstrate how IPMs enhance the understanding of population dynamics drivers by accounting for individual variation and complex structures.
  • To highlight the utility of IPMs in studying eco-evolutionary processes influenced by density-dependent environmental conditions.

Main Methods:

  • Review of recent scientific literature and case studies showcasing the application of IPMs.
  • Formulation of IPMs to integrate diverse data types and variable population structures (sex, social group, territory) at the individual level.
  • Comparison of IPMs with classic matrix population models for demographic trait estimation and density-dependent effect analysis.

Main Results:

  • IPMs provide more accurate demographic trait estimates than traditional models by incorporating population structure and individual variation.
  • IPMs effectively estimate density-dependent effects and their uncertainties by directly linking population structure and size to demographic rates.
  • IPMs facilitate the study of how continuous individual traits and quality dynamics influence overall population dynamics.

Conclusions:

  • Integrated Population Models (IPMs) offer a powerful framework for building more mechanistic population dynamics models by integrating data across multiple levels.
  • IPMs advance the study of eco-evolutionary dynamics by explicitly incorporating individual variation and its impact on population processes.
  • Further development and application of IPMs are essential for a comprehensive understanding of population dynamics drivers and their uncertainties.