Great Reed Warbler
Acrocephalus arundinaceus (Linnaeus, 1758)
QW
GRRWA
12530
Family: Passeriformes > Acrocephalidae
![Great Reed Warbler, Toby Carter Great Reed Warbler, Toby Carter](https://www.bto.org/sites/default/files/birdfacts/00394_Great%20Reed%20Warbler_Toby%20Carter.jpg)
Europe's largest warbler is a scarce visitor to our shores, most records falling during May and June.
Spring individuals are often first encountered because of their loud and strident song.
Identification
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Population size and trends and patterns of distribution based on BTO surveys and atlases with data collected by BTO volunteers.
DISTRIBUTION
This species is a rare vagrant and was recorded during Bird Atlas 2007–11 as shown on the map.
More from the Atlas Mapstore.
Occupied 10-km squares in UK
No. occupied in breeding season | 5 |
% occupied in breeding season | 0.2 |
European Distribution Map
DISTRIBUTION CHANGE
This vagrant is too rarely reported to map distribution change.
SEASONALITY
Great Reed Warbler is a rare passage migrant, typically encountered in late spring when males are detected by their loud song.
Movement
Information about movement and migration based on online bird portals (e.g. BirdTrack), Ringing schemes and tracking studies.
RINGING RECOVERIES
View a summary of recoveries in the Online Ringing Report.
Biology
Lifecycle and body size information about Great Reed Warbler, including statistics on nesting, eggs and lifespan based on BTO ringing and nest recording data.
PRODUCTIVITY & NESTING
Sample sizes are too small to report Productivity and Nesting statistics for this species.
BIOMETRICS
Sample sizes are too small to report Biometrics for this species.
Feather measurements and photos on featherbase
CODES & CLASSIFICATION
Field Codes ![]() |
2-letter: QW | 5-letter code: GRRWA | Euring: 12530 |
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Links to more information from ConservationEvidence.com
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