Family Reed-warblers (Acrocephalidae)

Least Concern

Clamorous Reed-warbler (Acrocephalus stentoreus)


French: Rousserolle stentor German: Stentorrohrsänger Spanish: Carricero estentóreo

Curruca stentorea

Hemprich and Ehrenberg

, 1833,

Dumyât, north Egypt


Has often been considered conspecific with A. australis; populations from this group of taxa in Indonesia and the Philippines to Solomons sometimes placed within present species. Hybrids between present species and A. arundinaceus described from S Kazakhstan#R. Somewhat larger and darker birds from Levant, currently included in nominate race, sometimes separated as race levantinus. Four subspecies recognized.

Subspecies and Distribution
  • A. s. stentoreus (Hemprich & Ehrenberg, 1833) – Clamorous Reed-warbler – Egypt (including Sinai) and Levant.
  • A. s. brunnescens (Jerdon, 1839) – Indian Reed-warbler – E Sudan, Eritrea, NW Somalia, Arabian Peninsula, and from SC Kazakhstan S to S Iraq and Iran and E to N Indian Subcontinent; non-breeding also peninsular India.
  • A. s. amyae E. C. S. Baker, 1922 – NE India (plains of R Brahmaputra, in Assam) E to N Myanmar and S China (SE Xizang E to S Sichuan and Guizhou).
  • A. s. meridionalis (Legge, 1875) – S India and Sri Lanka.
  • Descriptive notes

    18–20 cm; 23–34 g (mean 28·8 g). A large plain reed-warbler with rather conspicuous supercilium. Nominate race has whitish supercilium, olive-brown lores,... read more


    Song very loud, combines harsh grating and chattering sounds with sweeter notes and loud squeaks,... read more


    Papyrus (Cyperus) stands, reeds (Phragmites) around lakes, ponds and along rivers... read more

    Food and feeding

    Mainly insects. Recorded items include dragonflies and damselflies (Odonata), mayflies (Ephemeroptera), stoneflies (Plecoptera),... read more


    Season Mar to late Jun in Egypt, Apr to end Jul in Israel, mid-May to Aug in Tajikistan, Mar–Aug in Indian Subcontinent (chiefly Jun... read more


    Varies in different parts of range from sedentary to migratory. Nominate race mainly resident, with... read more

    Status and conservation

    Not globally threatened. Common to abundant in much of range; uncommon in Myanmar, uncommon in Philippines. Density 10–20 singing birds/ha in Nile Delta (nominate race... read more

    Recommended citation

    Dyrcz, A. (2019). Clamorous Reed-warbler (Acrocephalus stentoreus). In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from on 22 April 2019).