|
|
British Population Size:
|
Winter:
2400 individuals
in 2004-09
|
|
First Record:
Recorded in Medieval times
[Fossil evidence from
Wolstonian (penultimate) glaciation, c. 150,000 yr ago]
|
|
Conservation Status:
GREEN
|
|
Previous Assessments:
2002-2007
AMBER
1996-2001
AMBER
|
|
Races of Concern:
albifrons RED (Recent Decline), flavirostris RED (International Concern)
|
|
|
|
Habitat Occupancy (in the Breeding Season):
|
|
No habitat data from BBS
|
|
|
|
Migration routes:
Map of foreign ringing recoveries
|
|
|
|
European Population Size:
|
|
Summer:
1700 to 2 thousand pairs
|
|
Population Assesment from Birds in Europe
|
|
Distribution in Europe mapped by the EBCC Atlas
|
|
|
|
Listed on the Appendices/Schedules of:
WCA(II), WBD(I), Bern(III), Bonn(I, II), AEWA
|
|
|
Breeding and Survival
|
|
Egg Size:
79 x 53 mm
|
Egg Weight:
125.0 g (of which 10 % is shell)
|
|
|
|
Number of Nest Records:
0
|
|
Clutch Size:
5 - 6 eggs
|
|
|
Incubation:
27- 28 days
|
|
by the:
Female
|
Fledging:
40 - 43days
|
|
as:
Precocial, downy
|
|
|
|
First Clutches Laid:
Does not breed in Britain, or too few Nest Records
|
|
Number of Broods:
1
|
|
Number Ringed:
Annual Totals
|
|
Adult Survival:
0.724
± 0.072
|
Juvenile Survival:
0.596 (in First-Year)
|
|
|
|
Age at First Breeding:
3
years
|
Typical Lifespan:
6
years
|
|
Maximum Recorded Age:
18 years 9 months 22 days (set in 2004)
|
|
Read a summary of Ringing Recoveries
|
|
|
Biometrics
|
|
Ring Size:
K
|
|
Wing Length
|
Adult:
|
Insufficient Data
|
|
|
Juvenile:
|
Insufficient Data
|
|
|
Male:
|
Insufficient Data
|
|
|
Female:
|
Insufficient Data
|
|
|
|
Weight
|
Adult:
|
Insufficient Data
|
|
|
Juvenile:
|
Insufficient Data
|
|
|
Male:
|
Insufficient Data
|
|
|
Female:
|
Insufficient Data
|
|
|
Seasonal:
|
Winter 2.43 ± 0.26 (N = 45)
|
|
|
Source:
|
British Trust for Ornithology (2005) Ringing Scheme data
|
|
|
Other Names
|
|
Greater White-fronted Goose
|
|
|
|
|
|
Gaelic:
Gèadh-bhlàr
|
Welsh:
Gwydd Dalcen-wen
|
|
Danish:
Blisgås
|
Dutch:
Kolgans
|
|
Finnish:
Tundrahanhi
|
French:
Oie rieuse
|
|
German:
Bläßgans
|
Hungarian:
Nagy lilik
|
|
Icelandic:
Blesgæs
|
Irish:
Gé Bhánéadanach
|
|
Italian:
Oca lombardella
|
Norwegian:
Tundragås
|
|
Polish:
Ges bialoczelna
|
Portuguese:
Ganso-grande-de-testa-branca
|
|
Spanish:
Ansar careto grande
|
Swedish:
Bläsgås
|
|
|
|
|
|
|
|
|
For More Information...
|
|
Books and Monographs:
|
|
Fox, A.D. & Stroud, D.A. 2002 BWP Update 4:65-88
|
|
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
|
|
Wikipedia entry
|
|
BirdLife species page
|
|
Recent sightings and information from BirdGuides
|
|
Details from the Patuxent Bird Identification Infocenter
|
|
Read State of the Nations Birds by Chris Mead
|
|
|
