Sub-regions: South America Countries: Brazil, Argentina and Paraguay. California Condor. Due to farming and mining Brazilian merganser lost their habitat and their number came down to only 250 in nature. Regions: Americas. 7. EX EW CR EN VU NT LC.

The Brazilian Merganser is one of the most threatened waterfowl in the world. Possibly fewer than 250 birds remain, and some conservationists fear that even this estimate may be optimistic. 70 territories. This species is not found in captivity outside of this effort in Brazil.

The 2019 fires in the Amazon rainforest threaten one-tenth of the known species on Earth.

It is listed as critically endangered by IUCN. There are many unusual birds in the hotspot, including the Endangered red-billed curassow (Crax blumenbachii), which has its last stronghold in the Sooretama Biological Reserve in the Brazil state of Espirito Santo, and the Critically Endangered Brazilian merganser (Mergus octosetaceus), a flagship for the southern Atlantic Forest in Brazil and Misiones. Brazilian merganser Mergus octosetaceus Braziliaanse zaagbek / Dunkelsäger / Harle du Brésil. It is a native bird of Brazil though some of them are seen in Argentina.

The elusive Brazilian Merganser (Mergus octosetaceus) not only ranks among the most endangered of all waterfowl, but rarest of all birds as well. Domestication. Red List Category. Ivana R. Lamas and Líiva V. Lins Version: 1.0 — Published March 4, 2020 Text last updated April 28, 2009

Because of this, some Merganser species face potential extinction.

Brazilian Merganser. Are you interested in endangered birds? A captive reproduction project may be a last resort for this species if the principal threats are not addressed: pollution, deforestation, agricultural expansion, and diamond-mining. Humans have not domesticated Mergansers in any way.

The current population of the species has been reduced to less than 250 individuals in the wild, according to BirdLife International (2008) (according to the profile of the species accessed in BirdLife, 12/2/2009). Possibly fewer than 250 birds remain, and some conservationists fear that even this estimate may be optimistic. You didn’t know her? Recent records from Brazil indicate that the status of this species may be slightly better than previously thought. The elusive Brazilian Merganser not only ranks among the most endangered of all waterfowl, but rarest of all birds as well.

Brazilian merganser Critically endangered. Recent records from Brazil indicate that this species's status may be marginally better than previously thought. Brazilian Merganser Mergus octosetaceus. Stacker used the International Union for Conservation of Nature (IUCN) Red List to highlight 50 endangered species from this region that have been put at risk by this past summer’s crisis.

The IUCN lists the Common as Least Concern, the Red-breasted as Least Concern, the Scaly-sided as Endangered, and the Brazilian as Critically Endangered.

It is also called the Brazilian serrette, and the scientific name Mergus octosetaceus.