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Updated: Mar 24, 2026

Assessing Intertidal Populations of the Invasive European Green Crab

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Published on: September 16, 2020

Quantifying Differences Between Native and Introduced Species.

Nathan P Lemoine¹, Deron E Burkepile², John D Parker³

¹Department of Biology, Graduate Degree Program in Ecology, Colorado State University, Fort Collins, CO 80523, USA.

Trends in Ecology & Evolution

|March 12, 2016

Summary

This summary is machine-generated.

Native and introduced species may not be evolutionarily distinct. Our framework suggests similar ecological and evolutionary factors drive the success of both native and invasive species, challenging traditional assumptions.

Keywords:

Bayesian model community assembly invasion biology null model

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Area of Science:

Ecology
Evolutionary Biology
Conservation Biology

Background:

Historically, introduced species were assumed to be evolutionarily novel compared to native species.
Recent research suggests that traits and factors influencing the success of introduced and native species can be similar, questioning these assumptions.

Purpose of the Study:

To develop and advocate for a novel statistical framework to quantitatively assess evolutionary and ecological differences between species.
To test whether distinct evolutionary or ecological forces govern the success of native versus introduced species.

Main Methods:

The study proposes a statistical framework using quantifiable metrics of evolutionary and ecological differences.
Two case studies were employed to apply this framework and analyze species abundance.

Main Results:

The results from the case studies indicate that native and introduced species follow similar ecological and evolutionary 'rules' for achieving abundance.
The proposed framework suggests that quantitative differences in traits and evolutionary history can explain perceived effects of geographic origin.

Conclusions:

The success of native and introduced species may be governed by similar underlying ecological and evolutionary principles.
Incorporating quantitative species differences can lead to more robust and generalizable tests of factors influencing organism success, moving beyond simple geographic origin distinctions.