The Northern Waterthrush is a large New World warbler. It has a length of 12 to 15 cm (4.7 to 5.9 in), wingspan of 21 to 24 cm (8.3 to 9.4 in) and weighs between 13 to 25 g. On the head, the crown is brown with a white supercilium. The bill is pointed and dark, the tail is 4.5 to 5.7 cm. On the head, the crown is brown with a white supercilium. Their throat is lightly streaked brown to black, heavier streaking continues onto the breast and flanks. The back is evenly brown. Young birds have buff, rather than white underparts.

Habitat and Distribution

They breed in Canada and northern United States including Alaska.The bird is migratory, wintering in Central America, the West Indies and Florida, as well as in Venezuela, Colombia, and Ecuador. The breeding habitat is wet woodlands near water. They winter in 4 main habitats in Puerto Rico: white mangrove, red mangrove, black mangrove, and scrub.


The Northern Waterthrush is a terrestrial feeder, eating insects, mollusks, and crustaceans found amongst leaf litter.


These birds nest in a stump or among tree roots where it lays three to six eggs, cream- or buff-colored, with brown and gray spots. The eggs are laid in a cup nest constructed of leaves, bark strips, and rootlets.

Calls and Songs

Its song is a loud swee swee chit chit weedleoo, and its call is a hard chink.