Allee effect

The Allee effect is a phenomenon in biology characterized by a correlation between population size or density and the mean individual fitness (often measured as per capita population growth rate) of a population or species.[1]

  1. ^ Courchamp F, Berec J, Gascoigne J (2008). Allee effects in ecology and conservation. New York: Oxford University Press. ISBN 978-0-19-956755-3.