00000nam 2200000za 4500 9.849923 CaOODSP 20241203113641 cr ||||||||||| 180112s1983 onc ||||o f000 0 eng d CaOODSP eng n-cn-bc CW69-9/138E-PDF McKelvey, Richard W. A possible migration route for trumpeter swans (Cygnus buccinator) in British Columbia [electronic resource] / by R.W. McKelvey and C. Burton. [Ottawa] : Canadian Wildlife Service, 1983. 4 p. Progress notes ; no. 138 "August 1983." Digitized edition from print [produced by Environment and Climate Change Canada]. Issued also in French under title: Une route migratoire possible pour les Cygnes trompettes (Cygnus buccinator) en Colombie-Britannique. Includes bibliographical references. "A significant proportion of the world's population of Trumpeter Swans (Cygnus buccinator) winters in British Columbia in two distinct habitats"--Introd. gccst Migratory birds Trumpeter swans Burton, C. Canada. Environment Canada. Canadian Wildlife Service. Une route migratoire possible pour les Cygnes trompettes (Cygnus buccinator) en Colombie- Britannique (CaOODSP)9.860536 Progress notes (Canadian Wildlife Service) no. 138 (CaOODSP)9.504439 PDF 231 KB https://publications.gc.ca/collections/collection_2018/eccc/CW69-9-138-eng.pdf