Animalia > Chordata > Aves > Anseriformes > Anatidae > Aythya > Aythya nyroca

Aythya nyroca (Ferruginous Duck)

Synonyms: Anas nyroca (homotypic); Nyroca ferruginea; Nyroca leucophthalma; Nyroca nyroca; Nyroca rufa

Wikipedia Abstract

The ferruginous duck, also ferruginous pochard, common white-eye or white-eyed pochard Aythya nyroca is a medium-sized diving duck from Eurasia. The scientific name is derived from Greek aithuia an unidentified seabird mentioned by authors including Hesychius and Aristotle, and nyrok, the Russian name for a duck.
View Wikipedia Record: Aythya nyroca

EDGE Analysis

Uniqueness Scale: Similiar (0) 
0
 Unique (100)
Uniqueness & Vulnerability Scale: Similiar & Secure (0) 
17
 Unique & Vulnerable (100)
ED Score: 2.15769
EDGE Score: 1.84299
Learn more at EDGE of Existence programme

Attributes

Adult Weight [1]  1.257 lbs (570 g)
Birth Weight [2]  43 grams
Diet [3]  Carnivore (Invertebrates), Carnivore (Vertebrates), Piscivore, Granivore, Herbivore
Diet - Ectothermic [3]  10 %
Diet - Fish [3]  10 %
Diet - Invertibrates [3]  10 %
Diet - Plants [3]  50 %
Diet - Seeds [3]  20 %
Forages - Water Surface [3]  50 %
Forages - Underwater [3]  50 %
Clutch Size [6]  9
Clutches / Year [4]  1
Fledging [4]  58 days
Incubation [5]  26 days
Maximum Longevity [4]  9 years
Migration [7]  Intercontinental
Snout to Vent Length [4]  16 inches (40 cm)
Wing Span [5]  26 inches (.65 m)
Female Maturity [4]  0 years 12 months

Ecoregions

Protected Areas

+ Click for partial list (100)Full list (443)

Important Bird Areas

Biodiversity Hotspots

Consumers

Range Map

External References

Citations

Attributes / relations provided by
♦ 1Storchová, Lenka; Hořák, David (2018), Data from: Life-history characteristics of European birds, Dryad, Dataset, https://doi.org/10.5061/dryad.n6k3n
♦ 2Terje Lislevand, Jordi Figuerola, and Tamás Székely. 2007. Avian body sizes in relation to fecundity, mating system, display behavior, and resource sharing. Ecology 88:1605
♦ 3Hamish Wilman, Jonathan Belmaker, Jennifer Simpson, Carolina de la Rosa, Marcelo M. Rivadeneira, and Walter Jetz. 2014. EltonTraits 1.0: Species-level foraging attributes of the world's birds and mammals. Ecology 95:2027
♦ 4Nathan P. Myhrvold, Elita Baldridge, Benjamin Chan, Dhileep Sivam, Daniel L. Freeman, and S. K. Morgan Ernest. 2015. An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles. Ecology 96:3109
♦ 5del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona.
♦ 6Jetz W, Sekercioglu CH, Böhning-Gaese K (2008) The Worldwide Variation in Avian Clutch Size across Species and Space PLoS Biol 6(12): e303. doi:10.1371/journal.pbio.0060303
♦ 7Myers, P., R. Espinosa, C. S. Parr, T. Jones, G. S. Hammond, and T. A. Dewey. 2006. The Animal Diversity Web (online). Accessed February 01, 2010 at animaldiversity.org
♦ 8Gibson, D. I., Bray, R. A., & Harris, E. A. (Compilers) (2005). Host-Parasite Database of the Natural History Museum, London
Ecoregions provided by World Wide Fund For Nature (WWF). WildFinder: Online database of species distributions, ver. 01.06 Wildfinder Database
Biodiversity Hotspots provided by Critical Ecosystem Partnership Fund
Abstract provided by DBpedia licensed under a Creative Commons License
Species taxanomy provided by GBIF Secretariat (2022). GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via GBIF.org on 2023-06-13; License: CC BY 4.0