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Nest-site limitation and density dependence of reproductive output in the common goldeneye Bucephala clangula: implications for the management of cavity-nesting birds
Authors:H. Pö  ysä  , S. Pö  ysä  
Affiliation:Finnish Game and Fisheries Research Institute, Joensuu Game and Fisheries Research, Kauppakatu 18–20, FIN-80100, Joensuu, Finland;and;Saviniementie 808, FIN-52740 Tuustaipale, Finland
Abstract:
Keywords:broods    density-dependent reproduction    ducks    fledged birds    nest box addition    production    resource management
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