Canada Goose Branta canadensis [Linnaeus, 1758] |
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| Jump to: Other Names | Trends & Distribution | Breeding & Survival | Biometrics | Books & Links |
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For details point at or click the |
Page updated:16-January-2013 |
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Order:
Anseriformes
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Family: Anatidae |
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BTO Codes:
CG, CANGO
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EURING No: 1660 | |
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Number in Britain:
82 thousand adults (Summer)
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Conservation Status:
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| Links to: Images Videos Sound | ||
Status in UK:
(C2) Introduced Breeder
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Subspecies:
canadensis recorded in Britain (of 7 subsp. in the world)
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Length:
95 cm
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Wingspan: 168 cm |
Weight:
M/F: 4.6 kg
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Scientific name from:
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ON: brandgas=burnt goose and after Canada |
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World Distribution:
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N America, INTRODUCED: n&w Europe, New Zealand |
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Habitat:
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Marsh, meadows, lakes & tundra, also estuaries |
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Diet:
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Plant material, incl. roots, tubers, shoots, leaves, mostly grazing on land |
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TitBit:
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Originally introduced to Britain in St James Park, London in the mid 17th century, they are reputedly amongst the most inedible of birds. |
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Population and Distribution |
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British Population Size:
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Summer:
82 thousand adults
in 1999
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Winter:
190 thousand individuals
in 2004-09
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First Record:
1676
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First Breeding Record:
Introduced Hampshire 1890
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Conservation Status:
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Previous Assessments:
2002-2007
Not Assessed
1996-2001
Not Assessed
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Habitat Occupancy (in the Breeding Season):
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| Most frequent in: Lakes | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Also common in: Ponds | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
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European Population Size:
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Summer:
2500 to 10 thousand pairs
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| Distribution in Europe mapped by the EBCC Atlas | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Listed on the Appendices/Schedules of:
WCA(II,IX), WBD(II*)Bern(III), Bonn(II)
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Breeding and Survival |
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Egg Size:
86 x 58 mm
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Egg Weight: 163.0 g (of which 11 % is shell) | ||
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Number of Nest Records:
200
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Clutch Size:
5 - 7 eggs
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Incubation:
28- 30 days
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by the: Female |
Fledging:
40 - 48days
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as:
Precocial, downy
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First Clutches Laid:
Unavailable
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Number of Broods:
1
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| See trends in Breeding Productivity | |||
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Number Ringed:
Annual Totals
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Adult Survival:
0.724
± 0.006
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Juvenile Survival:
0.759 (in First-Year)
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Age at First Breeding:
3
years
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Typical Lifespan:
6
years
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Maximum Recorded Age:
31 years 10 months 29 days (set in 2007)
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| Read a summary of Ringing Recoveries | |
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Biometrics |
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Ring Size:
L*
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Wing Length
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Adult: | 516.4 ± 33.4 Range 410.0 - 565.0 mm, (N = 56) |
| Juvenile: | Insufficient Data | |
| Male: | 540.3 ± 20.5 Range 460.0 - 565.0 mm, (N = 24) | |
| Female: | 499.7 ± 15.4 Range 410.0 - 530.0 mm, (N = 25) | |
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Weight
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Adult: | 4.13 ± 0.56 Range 2.05 - 6.90 kg , (N =2917) |
| Juvenile: | 3132.2 ± 518.3 Range 1950.0 - 4900.0 . , (N =96) | |
| Male: | 4.44 ± 0.50 Range 4.95 - 6900 kg , (N =1126) | |
| Female: | 3.84 ± 0.45 Range 3.05 - 4.40 kg , (N =1217) | |
| Seasonal: | Summer 4.06 ± 0.55 (N = 6834) Autumn 4.67 ± 0.70 (N = 15) Winter 5.54 ± 0.69 (N = 187) | |
| Source: | British Trust for Ornithology (2005) Ringing Scheme data | |
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Other Names |
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| Greater Canada Goose | |
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Previously Chen caerulescens, Has Included Branta hutchinsii
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| Gaelic: Gèadh-dubh | Welsh: Gwydd Canada |
| Danish: Canadagås | Dutch: Canadese gans |
| Finnish: Kanadanhanhi | French: Bernache du Canada |
| German: Kanadagans | Hungarian: Kanadai lúd |
| Icelandic: Kanadagæs | Irish: Gé Cheanadach |
| Italian: Oca del Canada | Norwegian: Kanadagås |
| Polish: Bernikla kanadyjska | Portuguese: Ganso do Canadá |
| Spanish: Barnacla canadiense | Swedish: Kanadagås |
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For More Information... |
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Books and Monographs:
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| Kear, J 2005 Ducks, geese and swans Oxford University Press [598.48 KEA] | |
| Cabot, D. 2009 Wildfowl Collins, London | |
| See Also: | |
Find scientific papers on  Google Scholar
or  Scirus by clicking the icon
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| Wikipedia entry | |
| BirdLife species page | |
| Recent sightings and information from BirdGuides | |
| All About Birds (from the Cornell Lab of Ornithology) | |
| Details from the Patuxent Bird Identification Infocenter | |
| Read State of the Nations Birds by Chris Mead | |
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