Geographical distribution of Marsh wren.    Breeding  Migration  Year-round  Nonbreeding
Kroodsma, D. E. and J. Verner (2013). Marsh Wren (Cistothorus palustris), version 2.0. In The Birds of North America (A. F. Poole, Editor). Cornell Lab of Ornithology, Ithaca, NY, USA. https://doi-org.acces.bibl.ulaval.ca/10.2173/bna.308
Cephas