Waterthrushes
Warblers
The Waterthrushes are New World warbler. The two species are: ...
Northern Waterthrushes winter in 4 main habitats in Puerto Rico: white mangrove, red mangrove, black mangrove, and scrub.
The Louisiana and Northern Waterthrushes are very similar species whose breeding ranges overlap slightly. Their songs and their habitats, while similar, differ significantly.
As far as I know, the only waterthrushes I've ever seen have been Northern, so I keenly examined this new specimen for any bayou influence. The good news is that this bird offered long, meaningful views.
Early ornithologists did not distinguish Northern from Louisiana Waterthrushes. Subtle clues can help careful observers identify them.
The Louisiana Waterthrush is the less widespread and common of the two Waterthrushes (the Northern Waterthrush being the other).
There are of course exceptions. The Seiurus waterthrushes and Ovenbird are strongly migratory, but have identical male and female plumage, whereas the mainly tropical and sedentary yellowthroats are dimorphic.
It might be confused with a sparrow but the bill is too narrow and the upperparts lack streaking and spotting. Other ground-dwelling warblers with streaked underparts are the waterthrushes but they constantly wag their tails and have white or yellow ...
The Nepese marsh area produced Sora, Marsh Wren, Swainson's Thrush, Palm Warblers, Northern Waterthrushes, Swamp Sparrows and a Common Grackle. Seen along Giese Road was a Black-throated Green Warbler and Scarlet Tanager.
 See also: Waterthrush, Warbler, Ovenbird, Sparrow, Falcon
  
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