Animalia > Chordata > Aves > Anseriformes > Anatidae > Aythya > Aythya valisineria

Aythya valisineria (Canvasback)

Synonyms: Anas valisineria (homotypic); Aythya valisneria; Nyroca valisineria
Language: French; Spanish

Wikipedia Abstract

The canvasback (Aythya valisineria) is a species of diving duck, the largest found in North America.
View Wikipedia Record: Aythya valisineria

EDGE Analysis

Uniqueness Scale: Similiar (0) 
0
 Unique (100)
Uniqueness & Vulnerability Scale: Similiar & Secure (0) 
4
 Unique & Vulnerable (100)
ED Score: 1.86002
EDGE Score: 1.05083
Learn more at EDGE of Existence programme

Attributes

Clutch Size [6]  10
Clutches / Year [4]  1
Fledging [2]  66 days
Global Population (2017 est.) [3]  670,000
Incubation [4]  24 days
Mating System [7]  Monogamy
Maximum Longevity [4]  30 years
Snout to Vent Length [2]  22 inches (55 cm)
Water Biome [1]  Lakes and Ponds, Rivers and Streams, Coastal, Brackish Water
Wing Span [8]  32 inches (.82 m)
Adult Weight [2]  2.672 lbs (1.212 kg)
Birth Weight [4]  45 grams
Breeding Habitat [3]  Prairie wetlands, Freshwater marshes, Boreal forests
Wintering Geography [3]  Widespread U.S.
Wintering Habitat [3]  Freshwater lakes and rivers, Coastal marine
Diet [5]  Carnivore (Invertebrates), Piscivore, Granivore, Herbivore
Diet - Fish [5]  10 %
Diet - Invertibrates [5]  10 %
Diet - Plants [5]  60 %
Diet - Seeds [5]  20 %
Forages - Water Surface [5]  40 %
Forages - Underwater [5]  60 %
Female Maturity [4]  8 months
Male Maturity [4]  8 months

Ecoregions

Protected Areas

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Important Bird Areas

Biodiversity Hotspots

Name Location Endemic Species Website
California Floristic Province Mexico, United States No
Madrean Pine-Oak Woodlands Mexico, United States No
Mesoamerica Belize, Costa Rica, El Salvador, Guatemala, Honduras, Mexico, Nicaragua, Panama No

Prey / Diet

Predators

Aquila chrysaetos (Golden Eagle)[9]
Haliaeetus leucocephalus (Bald Eagle)[9]

Consumers

Range Map

External References

NatureServe Explorer

Citations

Attributes / relations provided by
♦ 1Myers, 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
♦ 2Nathan 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
♦ 3Partners in Flight Avian Conservation Assessment Database, version 2017. Accessed on January 2018.
♦ 4de Magalhaes, J. P., and Costa, J. (2009) A database of vertebrate longevity records and their relation to other life-history traits. Journal of Evolutionary Biology 22(8):1770-1774
♦ 5Hamish 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
♦ 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
♦ 7Terje Lislevand, Jordi Figuerola, and Tamás Székely. 2007. Avian body sizes in relation to fecundity, mating system, display behavior, and resource sharing. Ecology 88:1605
♦ 8del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona.
♦ 9Jorrit 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.
♦ 10Gibson, 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