Scientific Name: Chlidonias leucopterus
Malay Name: Camar Tasik Sayap Putih
Chinese Name: 白翅浮鸥
Range: Found throughout Europe to temperate Asia, wintering to Africa, the Indian subcontinent, Southeast Asia and Australia
Size: 20-24 cm
Identification: Non-breeding adult resembles Whiskered Tern but has finer bill, distinctive isolated roundish ear-patch (headphones) and whitish rump/uppertail-coverts. Breeding adult has all black head, body and underwing-coverts. Juvenile resembles non-breeding adult but has buff-brown markings on scapulars and back.
Habitat: Open seas, coastal habitats, mudflats, marshes and reservoirs.
Behaviour/Ecology: Gathers in small loose flocks, feeding by wheeling and skimming low over water surface.
Local Status: Uncommon migrant
Conservation Status: Least Concern (BirdLife International 2016)
Location: Lorong Halus, Kranji Reservoir, Upper Seletar Reservoir, Marina Barrage, Straits of Johor and Straits of Singapore.
- Pelagic Bird Trip at the Singapore Strait – 20 September 2020 (Trip Reports)
- Pelagic Bird Survey to the Horsburgh Lighthouse – 29 April 2017 (Trip Reports)
Migrant bar chart (see more bar charts):
White-winged Tern Chlidonias leucopterus Estimated average number of individuals by week based on eBird data, Jul 2013 to Jun 2023
BirdLife International. (2016). Chlidonias leucopterus. The IUCN Red List of Threatened Species 2016. https://dx.doi.org/10.2305/IUCN.UK.2016-3.RLTS.T22694782A86772583.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.
Bird Society of Singapore. (n.d.). White-winged Tern. Retrieved on November 30, 2023 from https://singaporebirds.com/species/white-winged-tern.