00000nam 2200000za 4500 9.850343 CaOODSP 20241203113641 cr ||||||||||| 180119s1991 onc ||||o f000 0 eng d CaOODSP eng n-cn-sn CW69-9/193E-PDF Clark, Robert G. Populations and nesting success of upland-nesting ducks in relation to cover establishment [electronic resource] / Robert G. Clark, Thomas D. Nudds, and Robert O. Bailey. [Ottawa] : Canadian Wildlife Service, 1991. 6 p. Progress notes ; no. 193 Issued also in French under title: Populations et succès de nidification des canards nichant dans les terres hautes par rapport à l'implantation de couvert vegetal. "April 1991." Digitized edition from print [produced by Environment and Climate Change Canada]. Includes bibliographical references. "Reductions in habitat patch sizes and increases in patch isolation are often associated with increased nest predation and reduced bird populations (e.g., Whitcomb et al.1981; Wilcove 1985). Nest predation may increase with increasing habitat fragmentation if the foraging efficiency or numbers of predators are increased"--Introd. gccst Aquatic birds gccst Habitats Ducks Nesting Nudds, Thomas David, 1952- Bailey, Robert Owen. Canada. Environment Canada. Canadian Wildlife Service. Populations et succès de nidification des canards nichant dans les terres hautes par rapport à l'implantation de couvert végétal (CaOODSP)9.860812 Progress notes (Canadian Wildlife Service) no. 193 (CaOODSP)9.504439 PDF 410 KB https://publications.gc.ca/collections/collection_2018/eccc/CW69-9-193-eng.pdf