Population and Distribution
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Population Trend:
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 Wider Countryside Report
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Regional Trends:
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No regional trends available
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Distribution:
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Atlas Maps
(Local Atlases)
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British Population Size:
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Summer:
16 to 19 thousand males
in 1984-85
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First Record:
1676
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Conservation Status:
RED
because
Recent Breeding Population Decline (1981-2007),
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Previous Assessments:
2002-2007
AMBER
1996-2001
GREEN
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Races of Concern:
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Habitat Occupancy (in the Breeding Season):
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No habitat data from BBS
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European Population Size:
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Summer:
6 to 10 million pairs
(Trend in Numbers)
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Population Assesment from Birds in Europe
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Distribution in Europe
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Listed on the Appendices/Schedules of:
Bern(III), Bonn(II)
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Survey Results:
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BirdTrack
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Breeding and Survival
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Egg Size:
16 x 13 mm
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Egg Weight:
1.3 g (of which 5 % is shell)
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Number of Nest Records:
52
(more would be welcome!)
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Clutch Size:
5 - 6 eggs
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5.77 ± 0.90 (2 - 8) N = 589
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Incubation:
13- 13 days
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12.77 ± 0.80 (11.5 - 14.5) N = 589
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by the:
Female
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Fledging:
13 - 13days
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12.59 ± 0.63 (11 - 13.5) N = 1276
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as:
Altricial, downy
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Source:
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British Trust for Ornithology (2005) Nest Record Scheme data
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First Clutches Laid:
19 May (9 May - 17 Jun)
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Number of Broods:
1(2)
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Trends in Breeding Productivity
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Number Ringed:
327
(Annual Totals)
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Adult Survival:
No data
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Juvenile Survival:
No data
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Age at First Breeding:
1
year
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Typical Lifespan:
No data
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Maximum Recorded Age:
6 years 11 months 24 days (set in 1995)
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Summary of Ringing Recoveries
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Biometrics
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Ring Size:
AA (pulli A)
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Wing Length
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Adult:
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76.8 ± 2.6
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Range
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72 - 81 mm, N =249
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Juvenile:
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74.1 ± 2.3
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71 - 78 mm, N =126
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Male:
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78.0 ± 1.9
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75 - 81 mm, N =146
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Female:
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73.6 ± 1.5
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71 - 76 mm, N =41
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Weight
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Adult:
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9.87 ± 0.75
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Range
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8.70 - 11.00 g , N =198
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Juvenile:
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9.77 ± 1.05
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8.10 - 11.50 g , N =114
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Male:
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9.92 ± 0.53
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9.10 - 10.80 g , N =111
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Female:
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9.84 ± 0.70
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8.90 - 11.50 g , N =28
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Source:
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British Trust for Ornithology (2005) Ringing Scheme data
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Other Names
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Gaelic:
Ceileiriche-coille
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Welsh:
Telor y Coed
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Danish:
Skovsanger
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Dutch:
Fluiter
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Finnish:
Sirittäjä
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French:
Pouillot siffleur
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German:
Waldlaubsänger
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Hungarian:
Sisego füzike
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Icelandic:
Grænsöngvari
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Irish:
Ceolaire Coille
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Italian:
Luí verde
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Norwegian:
Bøksanger
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Polish:
Swistunka lesna
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Portuguese:
Felosa-assobiadeira
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Spanish:
Mosquitero silbador
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Swedish:
Grönsångare
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Local Names:Wood Wren
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For More Information...
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Books and Monographs:
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No books written recently
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See Also:
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Find scientific papers on  Google Scholar
or  Scirus by clicking the icon
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Wikipedia entry
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BirdLife species page
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Recent sightings and information from BirdGuides
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State of the Nations Birds by Chris Mead
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