15 cm (6") Uncommon ground dweller along rivers and in swamps in eastern United States; strays to southern Ontario.
Dark upperparts. Heavily streaked light underparts contrast with pinkish sides. Eyebrow stripe is two colored; buffy before eye, white and broadens behind eye. Told from similar Northern Waterthrush by its contrasting salmon sides and broadening eyebrow. Also it has lighter, pink feet.
It bobs like a Spotted Sandpiper as it walks.
Song: musical and ringing.