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Pochard Aythya ferina [Linnaeus, 1758]
Other Names
Trends & Distribution
Breeding & Survival
Biometrics
Books & Links
Order:
Anseriformes
Family:
Anatidae
BTO Codes:
PO , POCHA
EURING No:
1980
Number in Britain:
60 thousand birds (Winter)
Conservation Status:
UK:
AMBER
European:
2 Concern, most in Europe; Declining
Global:
Least Concern
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IBC
Status in UK:
(A) Migrant/Resident Breeder, Passage/Winter Visitor
Subspecies:
Monotypic
.
Length:
46 cm
Wingspan:
77 cm
Weight:
M/F: 930 g
Scientific name from:
Gr.: aithuia =a seabird described by Aristotle
and L.: ferinus =wild game
World Distribution:
BREEDS: Europe, n&c Asia, WINTERS south to c Africa, s Asia
Habitat:
Lakes & slow rivers on migration also estuaries
Diet:
Mostly plant material, also small animals
Population and Distribution
Population Trend:
No population trend available
Distribution:
New Atlas )
British Population Size:
Winter:
60 thousand individuals
in 1994-99
Summer:
457 pairs
in 1998-02
First Record:
1544
Habitat Occupancy (in the Breeding Season):
No habitat data from BBS
European Population Size:
Summer:
100 to 180 thousand pairs
Birds in Europe
Listed on the Appendices/Schedules of:
WCA(II,III), WBD(II*,III*), Bern(III), Bonn(II), AEWA
Survey Results:
Breeding and Survival
Egg Size:
62 x 44 mm
Egg Weight:
66.0 g (of which 9 % is shell)
Number of Nest Records:
8
Clutch Size:
8 - 10 eggs
Incubation:
25 days
by the:
Female
Fledging:
50 - 55 days
as:
Precocial, downy
First Clutches Laid:
Unavailable
Number of Broods:
1
Number Ringed:
529
Adult Survival:
No data
Juvenile Survival:
No data
Age at First Breeding:
1
year
Typical Lifespan:
No data
Maximum Recorded Age:
22yr0m
Biometrics
Ring Size:
G*
Wing Length
Adult:
217.3 ± 6.4
Range
208 - 225 mm, N =553
Juvenile:
215.1 ± 12.1
208 - 225 mm, N =107
Male:
218.7 ± 6.1
210 - 226 mm, N =436
Female:
212.2 ± 4.6
204 - 220 mm, N =116
Weight
Adult:
1.13 ± 0.10
Range
0.98 - 1.30 kg , N =473
Juvenile:
1.15 ± 0.15
0.85 - 1.35 kg , N =86
Male:
1.14 ± 0.10
1.00 - 1.30 kg , N =375
Female:
1.07 ± 0.09 .
0.91 - 1.20 kg , N =97
Source:
British Trust for Ornithology (2005) Ringing Scheme data
Other Names
Common Pochard
Gaelic:
Lach-dhearg-cheannach
Welsh:
Hwtaden Bengoch
Danish:
Taffeland
Dutch:
Tafeleend
Finnish:
Punasotka
French:
Fuligule milouin
German:
Tafelente
Hungarian:
Barátréce
Icelandic:
Skutulönd
Irish:
Póiseard
Italian:
Moriglione
Norwegian:
Taffeland
Polish:
Glowienka zwyczajna
Portuguese:
Zarro-comum
Spanish:
Porrón común
Swedish:
Brunand
Local Names: Red-headed/Blue Poker
Collective Noun: Rush
For More Information...
Books and Monographs:
Kear, J 2005 Ducks, geese and swans Oxford University Press
[598.48 KEA]
See Also:
BirdFacts home | BTO Home birdfacts@bto.org These data should be cited as:
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