Browsing Robert Lenthall Jefferies Collection by Subject "lesser snow geese"
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(Ottawa : National Library of Canada = Bibliothèque nationale du Canada, 1998)Intense foraging by an increasing population of lesser snow geese, Anser caerulescens L., has led to the conversion of former salt-marsh swards, dominated by Puccinellia phryganodes and Carex subspothacea to hypersaline ...
Seed and vegetation dynamics in undamaged and degraded coastal habitats of the Hudson Bay lowlands. (Ottawa : National Library of Canada = Bibliotheque nationale du Canada, 2000)Grubbing and grazing by increasing numbers of lesser snow geese (Anser caerulescens caerulescens) have led to loss of vegetation and soil degradation in salt marshes and on beach ridges. These changes have had a deleterious ...