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Fink, D., T. Auer, A. Johnston, et al. 2023. eBird Status and Trends, Data Version: 2022; Released: 2023. Cornell Lab of Ornithology, Ithaca, New York.
Fraser, D.F. 2015i. Winter Wren in Davidson, P.J.A., R.J. Cannings, A.R. Couturier, D. Lepage, and C.M. Di Corrado (eds.). The Atlas of the Breeding Birds of British Columbia, 2008-2012. Bird Studies Canada. Delta, B.C.
Hejl, S. J., J. A. Holmes, and D. E. Kroodsma. 2020. Winter Wren (Troglodytes hiemalis), version 1.0. In Birds of the World (S. M. Billerman, Editor). Cornell Lab of Ornithology, Ithaca, NY, USA
Partners in Flight (PIF). 2020. Population Estimates Database, version 3.1. Available on line at: https://pif.birdconservancy.org/population-estimates-database <Accessed 2021>
Cross-Linked Information Resources (CLIR): an umbrella search web application that allows users to
use a single window to simultaneously search six provincial environmental and natural resource information
e-libraries and provides access to digital documents in these e-libraries.