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Sedge Wren
Sedge Wren Cistothorus platensis
Conservation StatusGeneral Status in Canada : SecureCOSEWIC Status : Not at riskBreeding Bird Surveys indicate North American populations have changed little between 1966 and 2007 and populations are thought to be relatively stable. Loss of wetlands and sedge habitats due to draining and conversion to agricultural lands has likely affected Sedge Wren breeding distribution in some areas. Haying during the breeding season can destroy nests and, at times, cause direct mortality. Sedge Wrens prefer to nest in tall, dense vegetation, which may be disturbed by regular grazing, mowing and burning. Trampling by livestock may cause direct mortality to nestlings. Sedge Wrens are prone to fatal collisions with lit transmission towers and buildings at night, but impacts on overall population are unknown. Reference(s)Herkert, J. R., D. E. Kroodsma and J. P. Gibbs. 2001. Sedge Wren (Cistothorus platensis), The Birds of North America Online, . A. Poole, Ed. Ithaca: Cornell Laboratory of Ornithology; Retrieved from The Birds of North America Online database: http://bna.birds.cornell.edu/bna/species/582 |