Status in UK:
(AC3) Re-introduced Breeder, Scarce Visitor
Subspecies:albicilla recorded in Britain (of 2 subsp. in the world)
.
Length:
80 cm
Wingspan:
220 cm
Weight:
M: 4.3 kg F: 5.5 kg
Scientific name from:
Gr.: halos=the sea + aetos=an eagle
and L.: albus=white + Mod. L. cilla=tail
World Distribution:
BREEDS: Locally in Europe & n&c Asia, WINTERS: south to s Europe & India
Habitat:
Seacoasts, rivers & large lakes
Diet:
Fish, birds, mammals, eggs, carrion, will steal food
TitBit:
Once common over much of Britain, a reputation for taking lambs led to its presecution, the last native bird was a female on Skye in 1916; it has since been re-introduced in west Scotland from birds of Norwegian stock
Population and Distribution
Population Trend:
No population trend available
Distribution:
No distribution maps available
British Population Size:
Summer:
36 pairs
in 2006
Passage:
24 individuals
First Record:
7th Century
[Fossil evidence from
Wolstonian (penultimate) glaciation, c. 150,000 yr ago]
First Breeding Record:
Introduced Western Scotland (after extinct 1890s) 1983
Latest Survey:
Eaton, M.A. et al. (2007) State of the UK's birds 2006 RSPB, Sandy
Habitat Occupancy (in the Breeding Season):
No habitat data from BBS
European Population Size:
Summer:
4000 to 5 thousand pairs
Population Assesment from Birds in Europe
Distribution in Europe
Listed on the Appendices/Schedules of:
WCA(I,IV,IX), WBD(I), Bern(III), Bonn(I,II), CITES(I)
Survey Results:
Breeding and Survival
Egg Size:
75 x 58 mm
Egg Weight:
142.0 g (of which 10 % is shell)
Number of Nest Records:
0
Clutch Size:
2 eggs
Incubation:
38 days
by the:
Male + Female
Fledging:
70 - 75 days
as:
Altricial, downy
First Clutches Laid:
Unavailable
Number of Broods:
1
Number Ringed:
7
Adult Survival:
0.94
Juvenile Survival:
0.730 (to age . )
Age at First Breeding:
Typical Lifespan:
No data
Maximum Recorded Age:
3yr7m
(Sweden: 28yr 1m)
Biometrics
Ring Size:
Special
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:
Iolaire-mhara
Welsh:
Eryr Y Môr
Danish:
Havørn
Dutch:
Zeearend
Finnish:
Merikotka
French:
Pygargue à queue blanche
German:
Seeadler
Hungarian:
Rétisas
Icelandic:
Haförn
Irish:
Iolar Mara
Italian:
Aquila di mare
Norwegian:
Havørn
Polish:
Bielik zwyczajny
Portuguese:
Águia-rabalva
Spanish:
Pigargo coliblanco
Swedish:
Havsörn
Local Names: Sea Eagle / Erne
For More Information...
Books and Monographs:
Love, J. 1983 The return of the sea eagle Cambridge University Press, Cambridge
[598.521 LOV]
These data should be cited as: Robinson, R.A. (2005) BirdFacts: profiles of birds occurring in Britain & Ireland (v1.22, Oct 2008). BTO Research Report 407, BTO, Thetford (http://www.bto.org/birdfacts)
button; for sources point at the 
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Other Names
