|
|
British Population Size:
|
Summer:
144 thousand territories
in 2000
|
|
First Record:
Recorded in Medieval times
[Fossil evidence from
Middle Pleistocene, c. 500,000 yr ago]
|
|
Conservation Status:
GREEN
|
|
Previous Assessments:
2002-2007
GREEN
1996-2001
GREEN
|
|
Races of Concern:
caesia GREEN
|
|
|
|
Habitat Occupancy (in the Breeding Season):
|
|
|
|
Most frequent in:
Deciduous Wood
|
|
|
|
Relative Frequency in Each Habitat:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
European Population Size:
|
|
Summer:
6.5 to 14 million pairs
(Trend in Numbers)
|
|
Population Assesment from Birds in Europe
|
|
Distribution in Europe mapped by the EBCC Atlas
|
|
|
|
Listed on the Appendices/Schedules of:
Bern(III)
|
|
|
Breeding and Survival
|
|
Egg Size:
20 x 15 mm
|
Egg Weight:
2.3 g (of which 6 % is shell)
|
|
|
|
Number of Nest Records:
137
(more would be welcome!)
|
|
Clutch Size:
6 - 8 eggs
|
6.66 ± 1.30 (2 - 10) N = 823
|
|
Incubation:
16- 17 days
|
15.85 ± 1.54 (13 - 18.5) N = 823
|
by the:
Female
|
Fledging:
24 - 25days
|
24.07 ± 1.13 (22 - 25.5) N = 1811
|
as:
Altricial, downy
|
|
Source:
|
British Trust for Ornithology (2005) Nest Record Scheme data
|
|
|
|
|
First Clutches Laid:
23 Apr (10 Apr - 6 May)
|
|
Number of Broods:
1(2)
|
|
See trends in Breeding Productivity
|
|
Number Ringed:
Annual Totals
|
|
Adult Survival:
0.510
(M:0.550
;
F:0.470
)
|
Juvenile Survival:
No data
|
|
|
|
Age at First Breeding:
1
year
|
Typical Lifespan:
2
years
|
|
Maximum Recorded Age:
8 years 8 months 6 days (set in 1973)
|
|
Read a summary of Ringing Recoveries
|
|
|
Biometrics
|
|
Ring Size:
B
|
|
Wing Length
|
Adult:
|
84.1 ± 2.2
Range
73.0 - 94.0 mm, (N = 1283)
|
|
|
Juvenile:
|
83.9 ± 2.1
Range
75.0 - 90.0 mm, (N = 2197)
|
|
|
Male:
|
85.1 ± 1.9
Range
74.0 - 93.0 mm, (N = 617)
|
|
|
Female:
|
82.9 ± 1.8
Range
73.0 - 94.0 mm, (N = 628)
|
|
|
|
Weight
|
Adult:
|
22.11 ± 1.33
Range
17.80 - 27.10 g , (N =1027)
|
|
|
Juvenile:
|
21.6 ± 1.4
Range
17.0 - 26.2 . , (N =1976)
|
|
|
Male:
|
22.48 ± 1.25
Range
18.50 - 26.00 g , (N =505)
|
|
|
Female:
|
21.71 ± 1.33
Range
17.80 - 27.10 g , (N =487)
|
|
|
Seasonal:
|
Summer 21.99 ± 1.40 (N = 631)
Autumn 22.37 ± 1.24 (N = 294)
Winter 22.06 ± 1.15 (N = 1676)
|
|
|
Source:
|
British Trust for Ornithology (2005) Ringing Scheme data
|
|
|
Other Names
|
|
Wood / Eurasian Nuthatch
|
|
|
|
|
|
Gaelic:
Sgoltan
|
Welsh:
Delor y Cnau
|
|
Danish:
Spętmejse
|
Dutch:
Boomklever
|
|
Finnish:
Pähkinänakkeli
|
French:
Sittelle torchepot
|
|
German:
Kleiber
|
Hungarian:
Csuszka
|
|
Icelandic:
Hnotigša
|
Irish:
|
|
Italian:
Picchio muratore
|
Norwegian:
Spettmeis
|
|
Polish:
Kowalik zwyczajny
|
Portuguese:
Trepadeira-azul
|
|
Spanish:
Trepador comśn
|
Swedish:
Nötväcka
|
|
|
|
|
|
|
|
|
For More Information...
|
|
Books and Monographs:
|
|
Matthysen, E. 1998 The nuthatches Poyser, 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
|
|
Read State of the Nations Birds by Chris Mead
|
|
|
