Greater Swamp-Warbler (Acrocephalus rufescens)

Other Names (World)
Greater Swamp-Warbler, Rufous Swamp-warbler, Rufous Cane-warbler, Long-clawed Papyrus-warbler, Greater Swamp Warbler

Family
Acrocephalidae (Reed-warblers)

Size
18 cm

First Described (Guide)
(Sharpe & Bouvier, 1876)

Habitat
Inland wetlands.

Range (Guide)

Angola, Botswana, Burundi, Cameroon, Central African Republic, Chad, Congo [The Democratic Republic of the], Congo [The Democratic Republic of the], Equatorial Guinea, Gabon, Ghana, Kenya, Mali, Mauritania, Namibia, Nigeria, Rwanda, Senegal, Sudan, Tanzania [United Republic of], Togo, Uganda, Zambia, Zimbabwe.

Population
Estimated population is unknown (2010).

Status LC
For more information see BirdLife International Species Factsheet.

Voice
Xeno-Canto Sound Files (more (40)...)

Greater Swamp Warbler (Acrocephalus rufescens) [XC362936]
by James Bradley from Technop\u00f4le, Dakar, Senegal (alarm call)

Greater Swamp Warbler (Acrocephalus rufescens) [XC538459]
by James Bradley from Lake Kanyaboli, Siaya, Kenya (song)

Subspecies
Genetic study suggests that this species may form a monophyletic clade with Cape Verde Swamp-Warbler (Acrocephalus brevipennis), Lesser Swamp-Warbler (Acrocephalus gracilirostris), Madagascar Swamp-Warbler (Acrocephalus newtoni), Rodrigues Warbler (Acrocephalus rodericanus) and Seychelles Warbler (Acrocephalus sechellensis) and they are sometimes considered to comprise a separate genus, Calamocichla. Birds from north-western and south-western Uganda, described as respective subspecies niloticus and foxi, considered indistinguishable from ansorgei.

The following 4 subspecies are recognised:

senegalensis Colston & Morel, 1985 - Senegal and Gambia.
rufescens (Sharpe & Bouvier, 1876) - Ghana, southern Togo, southern Benin, Nigeria, Cameroon, Bioko I (Fernand�o Po), northern Central African Republic and north-western DRCongo.
chadensis (Alexander, 1907) - L Chad environs.
ansorgei (Hartert, 1906) - North-western Angola, and southern Sudan south to Uganda, Rwanda and adjacent eastern DRCongo, western Kenya, Zambia, north-eastern Namibia (part of Caprivi Strip), extreme northern Botswana and western Zimbabwe.

References
See References.

Files:

JPG files for Greater Swamp-Warbler (Acrocephalus rufescens) - 10 files

More Information

BirdLife International

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BirdLife International Species Factsheet.

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