British Population Size:
Summer:
61 to 122 thousand pairs
in 2000
 
First Record:
Essex, 1785
Conservation Status:
GREEN
Previous Assessments:
2002-2007
GREEN
1996-2001
GREEN
Races of Concern:
scirpaceus GREEN
Habitat Occupancy (in the Breeding Season):
Most frequent in:
Reedbed
Also common in:
Estuaries
And found in:
Along Rivers, Lakes
Relative Frequency in Each Habitat:
Migration routes:
Map of foreign ringing recoveries
and summary map from Time to Fly (in pop-up windows)
European Population Size:
Summer:
2.6 to 4.5 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), Bonn(II)
Breeding and Survival
Egg Size:
18 x 14 mm
Egg Weight:
1.8 g (of which 5 % is shell)
Number of Nest Records:
609
Clutch Size:
4 eggs
3.88 ± 0.69 (2 - 6) N = 3455
Incubation:
12- 12 days
11.73 ± 0.91 (10 - 13.5) N = 3453
by the:
Male + Female
Fledging:
12 - 13days
11.68 ± 0.76 (10 - 12.5) N = 3814
as:
Altricial, naked
Source:
British Trust for Ornithology (2005) Nest Record Scheme data
First Clutches Laid:
10 Jun (15 May - 21 Jul)
Number of Broods:
1-2
See trends in Breeding Productivity
Number Ringed:
Annual Totals
Adult Survival:
0.560
Juvenile Survival:
No data
Age at First Breeding:
1
year
Typical Lifespan:
3
years
Maximum Recorded Age:
12 years 11 months 21 days (set in 2001)
Read a summary of Ringing Recoveries
Biometrics
Ring Size:
A
Wing Length
Adult:
65.5 ± 1.8
Range
54.5 - 75.0 mm, (N = 33113)
Juvenile:
64.5 ± 1.7
Range
54.5 - 75.0 mm, (N = 229414)
Male:
66.3 ± 1.7
Range
55.0 - 75.0 mm, (N = 10905)
Female:
64.6 ± 1.6
Range
55.0 - 75.0 mm, (N = 9169)
Weight
Adult:
11.54 ± 1.00
Range
7.30 - 15.30 g , (N =27827)
Juvenile:
11.2 ± 0.9
Range
7.4 - 15.3 . , (N =201693)
Male:
11.32 ± 0.70
Range
8.20 - 15.30 g , (N =8909)
Female:
11.72 ± 1.20
Range
7.50 - 15.30 g , (N =7595)
Seasonal:
Summer 11.45 ± 0.89 (N = 60479)  
Autumn 11.93 ± 1.12 (N = 14803)
Source:
British Trust for Ornithology (2005) Ringing Scheme data
Other Names
Eurasian Reed Warbler
Gaelic:
Ceileiriche-cuilc
Welsh:
Telor y Cyrs
Danish:
Rørsanger
Dutch:
Kleine karekiet
Finnish:
Rytikerttunen
French:
Rousserolle effarvatte
German:
Teichrohrsänger
Hungarian:
Cserrego nádiposzáta
Icelandic:
Sefsöngvari
Irish:
Ceolaire Giolcaí
Italian:
Cannaiola
Norwegian:
Rørsanger
Polish:
Trzcinniczek zwyczajny
Portuguese:
Rouxinol-pequeno-dos-caniços
Spanish:
Carricero común
Swedish:
Rörsångare
For More Information...
Books and Monographs:
Calvert, M. 2005 Reed Warblers at Rostherne Mere English Nature, Peterborough
[598.915 CAL]
Brown, P.E & Davies, M.G. 1949 Reed Warblers Foy Publications, East Molesey, Surrey
[598.915 BRO]
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