Two song types: primary and extended song (Smith and Smith 1996a, Spector 1992)
Primary song: 2-4 clear notes (seeup seeup seeup) followed by descending series of phrases (Mattsson et al. 2020)
Individual’s song is unique (Smith and Smith 1996a)
Mattsson, B. J., T. L. Master, R. S. Mulvihill, and W. D. Robinson (2020). Louisiana Waterthrush (Parkesia motacilla), version 1.0. In Birds of the World (A. F. Poole, Editor). Cornell Lab of Ornithology, Ithaca, NY, USA. https://doi.org/10.2173/bow.louwat.01
Smith, W. J. and A. M. Smith. (1996a). Information about behaviour provided by Louisiana Waterthrush, Seiurus motacilla (Parulinae), songs. Animal Behaviour 51:785-799.
Spector, D. A. (1992). Wood-warbler song systems: A review of Paruline singing behaviors. Current Ornithology 9:199–238.