The Basra reed warbler (''Acrocephalus griseldis'') is a "

warbler Various Passeriformes (perching birds) are commonly referred to as warblers. They are not necessarily closely related to one another, but share some characteristics, such as being fairly small, vocal, and insectivorous. Sylvioid warblers Th ...

" of the genus '' Acrocephalus''. It is an endemic breeder in Southwestern

Iran Iran, officially the Islamic Republic of Iran, and also called Persia, is a country located in Western Asia. It is bordered by Iraq and Turkey to the west, by Azerbaijan and Armenia to the northwest, by the Caspian Sea and Turkmeni ...

, East and southern

Iraq Iraq,; ku, عێراق, translit=Êraq officially the Republic of Iraq, '; ku, کۆماری عێراق, translit=Komarî Êraq is a country in Western Asia. It is bordered by Turkey to the north, Iran to the east, the Persian Gulf and K ...

Kuwait Kuwait (; ar, الكويت ', or ), officially the State of Kuwait ( ar, دولة الكويت '), is a country in Western Asia. It is situated in the northern edge of Eastern Arabia at the tip of the Persian Gulf, bordering Iraq to the nort ...

, and

Israel Israel (; he, יִשְׂרָאֵל, ; ar, إِسْرَائِيل, ), officially the State of Israel ( he, מְדִינַת יִשְׂרָאֵל, label=none, translit=Medīnat Yīsrāʾēl; ), is a country in Western Asia. It is situated ...

in extensive beds of

papyrus Papyrus ( ) is a material similar to thick paper that was used in ancient times as a writing surface. It was made from the pith of the papyrus plant, '' Cyperus papyrus'', a wetland sedge. ''Papyrus'' (plural: ''papyri'') can also refer to a ...

and reeds. It is easily mistaken for the

great reed warbler The great reed warbler (''Acrocephalus arundinaceus'') is a Eurasian passerine in the genus '' Acrocephalus''. The genus name ''Acrocephalus'' is from Ancient Greek ''akros'', "highest", and ''kephale'', "head". It is possible that Naumann and ...

but is a bit smaller, has whiter underparts and has a narrower, longer and more pointed bill. It winters in East Africa. It is a very rare vagrant in

Europe Europe is a large peninsula conventionally considered a continent in its own right because of its great physical size and the weight of its history and traditions. Europe is also considered a subcontinent of Eurasia and it is located entirel ...

. The call is a gruff ''chaar'', deeper than a

reed warbler The ''Acrocephalus'' warblers are small, insectivorous passerine birds belonging to the genus ''Acrocephalus''. Formerly in the paraphyletic Old World warbler assemblage, they are now separated as the namesake of the marsh and tree warbler f ...

's. It is found in aquatic vegetation in or around shallow, fresh or brackish water, still or flowing, mainly in dense reedbeds. It is found in thickets and bushland when migrating or wintering. In 2007, the species was discovered as a breeding bird in northern Israel. Due to the drainage of the Mesopotamian marshes throughout the 1980s and the 1990s, and the subsequent near destruction of its native habitat, the Basra reed warbler is considered an endangered species.Jabbar, M. T., & Jingxuan, Z. (2013). Environmental degradation assessment in arid areas; a case study from Basra province, southern Iraq. Environmental Earth Sciences, 70(5), 2203–2214.

References

Basra reed warbler Birds of the Middle East Birds of East Africa Basra reed warbler {{Acrocephalidae-stub