Aythya
genus of birds
Aythya is a genus of diving ducks. It has twelve described species. The name Aythya comes from the Ancient Greek word αυθυια (aithuia), which may have referred to a sea-dwelling duck or an auklet.[1]
| Aythya | |
|---|---|
 | |
| Common pochard (Aythya ferina) | |
Scientific classification  | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Aves |
| Order: | Anseriformes |
| Family: | Anatidae |
| Tribe: | Aythyini |
| Genus: | Aythya F. Boie, 1822 |
| Species | |
12 species, see text | |
Species
| Image | Scientific name | Common name | Distribution | Conservation status |
|---|---|---|---|---|
_-_Aythya_valisineria,_Oakley_Street,_Cambridge,_Maryland.jpg) | A. valisineria | Canvasback | North America | least concern |
 | A. ferina | Common pochard | Northern Europe into Asia | vulnerable |
 | A. americana | Redhead | North America, from as far north as Northern Canada to the lower United States | least concern |
 | A. collaris | Ring-necked duck | Northern United States and Canada | least concern |
 | A. australis | Hardhead | Australia, New Guinea, New Zealand, and the islands of the Pacific | least concern |
 | A. baeri | Baer's pochard | Southeast Russia and northeast China, migrating in winter to southern China, Vietnam, Japan, and India | critically endangered |
 | A. nyroca | Ferruginous duck | From Iberia and the Maghreb east to western Mongolia, south to Arabia | near threatened |
 | A. innotata | Madagascar pochard | Madagascar | critically endangered |
 | A. novaeseelandiae | New Zealand scaup | New Zealand | least concern |
.jpg) | A. fuligula | Tufted duck | Throughout temperate and northern Eurasia; occasional visitor to the United States and Canada | least concern |
 | A. marila | Greater scaup | Alaska, northern Canada, Siberia, and the northernmost reaches of Europe | least concern |
.jpg) | A. affinis | Lesser scaup | Alaska through western Canada to western Montana, Central America | least concern |
References
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