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Breeding distribution and population trends of the Great Blue Heron in Quebec, 1977-2001 .
Breeding distribution and population trends of the Great Blue Heron in Quebec 19772001
Author: Jean-Luc DesGranges
Regular surveys of Great Blue Heron Ardea herodias colonies in Quebec, conducted between 1977 and 2001, resulted in the discovery of 705 colonies, mostly in the western part of the province. While single breeding pairs were occasionally found (9% of Quebec "heronries"), the colonies were generally composed of fewer than 16 breeding pairs, with s...  more »
ISBN: 290331
Publication Date: 2006
Pages: 28
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Publisher: Canadian wildlife service
Book Type: Paperback
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