Animalia > Chordata > Aves > Anseriformes > Anatidae > Aythya > Aythya novaeseelandiae

Aythya novaeseelandiae (New Zealand Scaup)

Synonyms: Anas novaeseelandiae

Wikipedia Abstract

The New Zealand scaup (Aythya novaeseelandiae) commonly known as a black teal, is a diving duck species of the genus Aythya. It is endemic to New Zealand. In Maori commonly known as papango, also matapouri, titiporangi, raipo.
View Wikipedia Record: Aythya novaeseelandiae

EDGE Analysis

Uniqueness Scale: Similiar (0) 
0
 Unique (100)
Uniqueness & Vulnerability Scale: Similiar & Secure (0) 
5
 Unique & Vulnerable (100)
ED Score: 1.96741
EDGE Score: 1.08769
Learn more at EDGE of Existence programme

Attributes

Adult Weight [1]  1.504 lbs (682 g)
Birth Weight [2]  63 grams
Male Weight [6]  1.493 lbs (677 g)
Diet [3]  Carnivore (Invertebrates), Herbivore
Diet - Invertibrates [3]  50 %
Diet - Plants [3]  50 %
Forages - Water Surface [3]  40 %
Forages - Underwater [3]  60 %
Clutch Size [5]  6
Clutches / Year [1]  1
Incubation [4]  29 days
Mating Display [2]  Ground display
Mating System [2]  Monogamy
Snout to Vent Length [1]  17 inches (43 cm)
Wing Span [4]  24 inches (.6 m)

Ecoregions

Protected Areas

Name IUCN Category Area acres Location Species Website Climate Land Use
Arthur's Pass National Park II 257008 South Island, New Zealand
Mount Aspiring National Park II 473907 South Island, New Zealand
South Taupo Wetland   North Island, New Zealand      
Te Wahipounamu—South West New Zealand World Heritage Site 6424740 New Zealand  
Tongariro National Park II 196174 North Island, New Zealand

Biodiversity Hotspots

Name Location Endemic Species Website
New Zealand New Zealand Yes

Prey / Diet

Oxyethira albiceps[7]
Paroxyethira hendersoni[7]
Paroxyethira tillyardi[7]
Physella acuta (European physa)[8]
Potamopyrgus antipodarum (New Zealand mud snail)[7]

Prey / Diet Overlap

Competing SpeciesCommon Prey Count
Anas chlorotis (brown teal)2
Poliocephalus rufopectus (New Zealand Grebe)1

Consumers

Parasitized by 
Capillaria anatis[9]

External References

Citations

Attributes / relations provided by
♦ 1Nathan 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
♦ 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
♦ 4del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona.
♦ 5Jetz 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
♦ 6Marchant, S.; Higgins, PJ (eds.) 1990. The handbook of Australian, New Zealand and Antarctic birds, Vol. 1., ratites to ducks. Oxford University Press, Melbourne
♦ 7Foods of New Zealand dabchick (Poliocephalus rufopectus) and New Zealand scaup (Aythya novaeseelandiae), MICHAEL WAKELIN, Notornis, 2004, Vol. 51: 242-245
♦ 8Jorrit H. Poelen, James D. Simons and Chris J. Mungall. (2014). Global Biotic Interactions: An open infrastructure to share and analyze species-interaction datasets. Ecological Informatics.
♦ 9Gibson, 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