Scientific Name: Helopsaltes certhiola
Malay Name: Cekup-Tikus Berjalur Biasa
Chinese Name: 小蝗莺
Alternative Name(s): Rusty-rumped Warbler
Range: Found from Mongolia, Siberia to northern China and winters to the Indian subcontinent and Southeast Asia
Taxonomy: Polytypic. Subspecies are: certhiola, sparsimstriatus, centralasiae, rubescens, minor.
Size: 14-15 cm
Identification: Resembles Lanceolated Warbler but larger with more rufescent upperparts, streaked crown/nape, bold black stripes on mantle and lacks dark streaks on flanks and undertail-coverts. Juvenile like adult but has faint streaks at lower throat.
Habitat: Tall reeds, grass and other vegetation near freshwater wetlands.
Behaviour/Ecology: Call is markedly different from Lanceolated Warbler, consisting of rapidly delivered, well-structured musical warbling phrases.
Local Status: Uncommon migrant
Conservation Status: Least Concern (BirdLife International 2016)
Location: Sengkang Riverside Park, Kranji Marsh and Lorong Halus
- Bird List Revision for November 2018 (Revisions)
Migrant bar chart (see more bar charts):
Pallas's Grasshopper Warbler Helopsaltes certhiola Estimated average number of individuals by week based on eBird data, Jul 2013 to Jun 2023
BirdLife International. (2016). Helopsaltes certhiola. The IUCN Red List of Threatened Species 2016. https://dx.doi.org/10.2305/IUCN.UK.2016-3.RLTS.T22714664A94423321.en. Accessed on 1 January 2023
Jeyarajasingam, A., & Pearson, A. (2012). A Field Guide to the Birds of Peninsular Malaysia and Singapore. Oxford University Press.
Robson, C. (2014). Field guide to the birds of South-East Asia (Second Edition). Bloomsbury Publishing, London.
Wells, D. R. (1999). The Birds of the Thai-Malay Peninsula (Vol. 1). Academic Press, London.
Bird Society of Singapore. (n.d.). Pallas's Grasshopper Warbler. Retrieved on November 29, 2023 from https://singaporebirds.com/species/pallass-grasshopper-warbler.