https://catalogue-scientifique.canada.ca/record=3686105~S6*frc
Rechercher Morrison, R. I. G; Rechercher Butler, Robert William; Rechercher Delgado, F. S; Rechercher Ross, Richard Kenyon
Canadian Wildlife Service, 1998
"This Atlas presents the results of aerial surveys undertaken to determine the principal areas used by Nearctic shorebirds and other species of waterbirds on...
Publication gouvernementale