00000nam 2200000zi 4500 9.942923 CaOODSP 20241114154613 m o d f cr |n||||||||| 240118e196506##sncdb ob f|0| 0 eng d CaOODSP eng rda CaOODSP n-cn--- CW66-1573/1965E-PDF Gollop, J. B. (James Bernard), 1926- author. Dispersal and annual survival of the mallard (Anas platyrhynchos) / by J.B. Gollop. Saskatoon, Saskatchewan : Canadian Wildlife Service, June, 1965. 1 online resource (ix, 104 pages) : charts, maps text txt rdacontent computer c rdamedia online resource cr rdacarrier Digitized edition from print [produced by Environment and Climate Change Canada]. Includes bibliographical references. Mallard populations North America. Mallard Dispersal. Canard colvert Populations Amérique du Nord. Canard colvert Dispersion. Canadian Wildlife Service, issuing body. PDF 3.54 MB https://publications.gc.ca/collections/collection_2024/eccc/cw66/CW66-1573-1965-eng.pdf