Torrent Duck (Merganetta armata)

The Torrent Duck or the White-capped Dipper is a small water bird that is found in the fast-flowing rivers and streams in South America, from Venezuela to Tierra del Fuego. This unique bird is known for its unusual behavior, as it is the only bird in the world that is adapted to living in the torrents of fast-flowing mountain streams.

The Torrent duck is a small, stocky bird that measures around 17 centimeters in length. It has a blackish-brown body with a prominent white crest on its head and a white patch on its throat. Its legs and bill are short and stout, which helps it in its aquatic lifestyle.

Torrent ducks are excellent swimmers and divers, capable of remaining underwater for up to 15 seconds while feeding on small invertebrates and fish. They also forage on the rocks and boulders along the riverbanks, often dipping their heads in the rapids to catch insects and other small prey.

Another unique feature of the Torrent Duck is its nesting behavior. Unlike most birds that nest in trees, Torrent ducks build their nests in crevices or holes in cliff faces, close to the water. The female lays 3-4 eggs, which take around 25 days to hatch. Once the chicks are born, they leave the nest and join their parents in the water, where they learn to swim and feed.

Torrent ducks face several threats, including habitat loss due to dam construction, pollution, and hunting. However, conservation efforts are being made to protect these unique birds, including the creation of protected areas and raising awareness of their importance in the ecosystem.

In conclusion, the Torrent Duck is a fascinating bird that has adapted to living in the fast-flowing mountain streams of South America. Their unique behavior and habitat make them a valuable species to study and protect for future generations to appreciate and enjoy.

Other names

Merganetta armata



Torrent Duck

ànec torrenter



patka potočarka

kachna bystřinná




Merganette des torrents


Anatra di torrente


andinė antis




Ручьевая утка

Američka patka iz brzaka

potápačka riavová

Pato torrentero


Çağlayan Ördeği

качка андійська

andi kosepart

zuhatagi réce