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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Scotland
England
English Regions
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Distribution:
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Atlas Maps
(Local Atlases)
BBS Maps
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British Population Size:
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Summer:
176 to 193 thousand territories
in 2000
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First Record:
15th Century
[Fossil evidence from
Devensian (last) glaciation, 10-120,000 yr ago]
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Conservation Status:
AMBER
because
Recent Breeding Population Decline (1969-2007),
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Previous Assessments:
2002-2007
RED
1996-2001
RED
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Races of Concern:
schoeniclus AMBER (Recent Decline)
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UK Biodiversity Action Plan
(Lead Partner: RSPB)
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Habitat Occupancy (in the Breeding Season):
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Most frequent in:
Reedbed
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Relative Frequency in Each Habitat:
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European Population Size:
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Summer:
3.4 to 6.3 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:
WCA(III), Bern(III)
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Survey Results:
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BirdTrack
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Garden BirdWatch
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Winter Farmland Bird Survey
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Breeding and Survival
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Egg Size:
20 x 15 mm
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Egg Weight:
2.2 g (of which 6 % is shell)
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Number of Nest Records:
75
(more would be welcome!)
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Clutch Size:
4 - 5 eggs
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4.48 ± 0.71 (2 - 8) N = 1712
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Incubation:
13- 13 days
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12.81 ± 0.82 (11.5 - 14.5) N = 1712
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by the:
Female
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Fledging:
12 - 14days
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12.49 ± 1.45 (9.5 - 14.5) N = 2206
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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:
12 May (25 Apr - 30 Jun)
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Number of Broods:
1-2
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Trends in Breeding Productivity
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Number Ringed:
6982
(Annual Totals)
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Adult Survival:
0.542
± 0.019
(M:0.559
± 0.033;
F:0.041
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Juvenile Survival:
0.474 (in First-Year)
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Age at First Breeding:
1
year
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Typical Lifespan:
3
years
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Maximum Recorded Age:
9 years 11 months 18 days (set in 1978)
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Summary of Ringing Recoveries
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Biometrics
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Ring Size:
A
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Wing Length
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Adult:
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77.8 ± 3.6
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Range
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72 - 83 mm, N =17032
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Juvenile:
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77.3 ± 6.7
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72 - 82 mm, N =14164
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Male:
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80.1 ± 2.6
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76 - 84 mm, N =9655
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Female:
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74.8 ± 2.1
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72 - 78 mm, N =7258
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Weight
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Adult:
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19.18 ± 1.79
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Range
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16.40 - 22.20 g , N =14380
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Juvenile:
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18.61 ± 1.69
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16.00 - 21.50 g , N =11985
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Male:
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20.07 ± 1.48
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17.80 - 22.60 g , N =8143
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Female:
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18.01 ± 1.43
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16.00 - 20.50 g , N =6136
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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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Common Reed Bunting
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Gaelic:
Gealag-dhubh-cheannach
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Welsh:
Bras y Cyrs
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Danish:
Rørspurv
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Dutch:
Rietgors
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Finnish:
Pajusirkku
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French:
Bruant des roseaux
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German:
Rohrammer
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Hungarian:
Nádi sármány
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Icelandic:
Seftittlingur
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Irish:
Gealóg Ghiolcaí
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Italian:
Migliarino di palude
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Norwegian:
Sivspurv
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Polish:
Potrzos zwyczajny
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Portuguese:
Escrevedeira-dos-caniços
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Spanish:
Escribano palustre
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Swedish:
Sävsparv
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Local Names:Reed / Fen Sparrow
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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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