Demographic routes to variability and regulation in bird populations

Why does population variability differ? Sæther et al. show that the magnitude of temporal variation of avian population fluctuations is mainly determined by environmental fluctuations affecting recruitment, whereas regulation of mean population size occurs through density-dependent mortality.

Bibliographic Details
Main Authors: Bernt-Erik Sæther, Vidar Grøtan, Steinar Engen, Tim Coulson, Peter R. Grant, Marcel E. Visser, Jon E. Brommer, B. Rosemary Grant, Lars Gustafsson, Ben J. Hatchwell, Kurt Jerstad, Patrik Karell, Hannu Pietiäinen, Alexandre Roulin, Ole W. Røstad, Henri Weimerskirch
Format: Article
Language:English
Published: Nature Publishing Group 2016-06-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/ncomms12001
Description
Summary:Why does population variability differ? Sæther et al. show that the magnitude of temporal variation of avian population fluctuations is mainly determined by environmental fluctuations affecting recruitment, whereas regulation of mean population size occurs through density-dependent mortality.
ISSN:2041-1723