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Rough-legged Buzzard Buteo lagopus [Pontoppidan, 1763]
Other Names
Trends & Distribution
Breeding & Survival
Biometrics
Books & Links
Order:
Accipitriformes
Family:
Accipitridae
BTO Codes:
RF , ROLBU
EURING No:
2900
Number in Britain:
70 records/year
Conservation Status:
UK:
Unlisted
European:
Not a species of concern
Global:
Least Concern
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Status in UK:
(A) Passage/Winter Visitor
Subspecies:
lagopus recorded in Britain (of 4 subsp. in the world)
.
Length:
55 cm
Wingspan:
135 cm
Weight:
M: 900 g F: 1.3 kg
Scientific name from:
L.: buteo =the buzzard
and Gr.: lagos =hare + pous =foot
World Distribution:
BREEDS: n Eurasia, n North America, WINTERS: south to s Europe, c Asia & s US
Habitat:
Tundra, open coniferous forest, farmland
Diet:
Mostly small mammals
TitBit:
Periodically, large numbers of birds are observed in Britain, for instance over 200 in 1974. Of these up to 100 overwintered and dispalying pairs were seen at two sites the following spring, but they did not breed.
Population and Distribution
Population Trend:
No population trend available
Distribution:
New Atlas )
British Population Size:
Passage:
70 individuals
First Record:
1792
Habitat Occupancy (in the Breeding Season):
No habitat data from BBS
European Population Size:
Summer:
8000 to 19 thousand pairs
Birds in Europe
Listed on the Appendices/Schedules of:
Bern(III), Bonn(II), CITES(II)
Survey Results:
Breeding and Survival
Egg Size:
55 x 44 mm
Egg Weight:
60.0 g (of which 8 % is shell)
Number of Nest Records:
0
Clutch Size:
3 - 4 eggs
Incubation:
28 - 31 days
by the:
Male + Female
Fledging:
39 - 43 days
as:
Altricial, downy
First Clutches Laid:
Does not breed in Britain, or too few Nest Records
Number of Broods:
1
Number Ringed:
0
Adult Survival:
No data
Juvenile Survival:
No data
Age at First Breeding:
Typical Lifespan:
No data
Maximum Recorded Age:
Too few ringed in Britain, but Sweden : 18yr 9m
Biometrics
Ring Size:
Check with Ringing Unit
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
Other Names
Gaelic:
Bleidir-molach
Welsh:
Bod Bacsiog
Danish:
Fjeldvåge
Dutch:
Ruigpootbuizerd
Finnish:
Piekana
French:
Buse pattue
German:
Rauhfußbussard
Hungarian:
Gatyás ölyv
Icelandic:
Fjallvákur
Irish:
Clamhán Lópach
Italian:
Poiana calzata
Norwegian:
Fjellvåk
Polish:
Myszolów wlochaty
Portuguese:
Búteo-calçado
Spanish:
Ratonero calzado
Swedish:
Fjällvråk
For More Information...
Books and Monographs:
No books written recently
See Also:
All About Birds (Cornell Lab of Ornithology)
Gough, G.A. et al. (1998) Patuxent Bird Identification Infocenter
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