Preliminary Modelling of Black Petrels (Procellaria Parkinsoni) to Assess Population Status
... Clifford E. Gibbs , Ella S. Gilbert , N. C. Gilles , Walter J. Hadow , Herbert H. Hafemann , Karl E. Hager , Joseph Hailman , Jack P. Hale , James B. Hale , Karen E. Hall , George A. Hall , H. Lowell Hall , Victor Hallett , Mary L.
Trends in Sizes of Breeding Duck Populations in Western Canada, 1955-89
Odonata Recording Within BirdTrack: Non-Technical Specification
A Socioeconomic Study of Urban Participants in the 1988 Christmas Bird Count in Alberta
Changes in Lowland Wet Grassland Breeding Wader Number: The Influence of Site Designation
The Northern Goshawk: Ecology and Management : Proceedings of a Symposium of the Cooper Ornithological Society, Sacramento, California, 14-15 April...
In the late 1930s, James A. Munro described 34 wetlands or wetland complexes and the associated waterbird fauna in the Cariboo parklands region of British Columbia.
Raptors: A Field Guide to Survey and Monitoring
The long-awaited second atlas of breeding birds in Vermont