
Saunders's Gull
Saundersilarus saundersi (Swinhoe, 1871)
≈36 cmLength198 gWeight
It is a very small, squat gull with a black head and short black bill in summer.
Busiest months: January and April–May · Most records: China, Japan, South Korea
How to identify
Field marks
- Hood and nape black in the breeding season
- Bill short and black
- Body and tail white; wings pale gray
- Legs dark reddish-brown
Male, female and young
Hood and nape mottled gray in the non-breeding season; juvenile has a narrow black tail band and some dark patches on the wings.
Where and when it's recorded
Busiest months: January and April–May · Most records: China, Japan, South Korea
Saunders's Gull has been recorded at 253 of the 8,276 birding hotspots we track, in 4 countries and regions.
Records by month Northern Hemisphere
To protect this bird from disturbance, we don't list exact sites.
Countries and regions with the most records
eBird records via GBIF up to 2024-12-31. A record means someone listed it; more records partly mean more birders, not more birds.
About
Saunders's gull (Saundersilarus saundersi) or Chinese black-headed gull, is a species of gull in the family Laridae. It is found in China, Japan, North Korea, South Korea, Macau (China), Russia, Taiwan (China), and Vietnam. Its natural habitats are estuarine waters and intertidal marshes.
Excerpt from Wikipedia, CC BY-SA 4.0 · authors · Read more on Wikipedia
Questions
How big is the Saunders's Gull?
The Saunders's Gull is about ≈36 cm long and weighs around 198 g.
Where does the Saunders's Gull live?
Its breeding range: Palearctic: coastal Liaoning to Jiangsu (Yellow Sea, eastern China) and Songdo (northwestern South Korea). It is most often recorded in China, Japan and South Korea.
When is the best time to see the Saunders's Gull?
At the hotspots we track, it is recorded most in January, April and May (Northern Hemisphere).
Is the Saunders's Gull endangered?
The IUCN Red List classifies the Saunders's Gull as Vulnerable.
What does the Saunders's Gull eat?
Main food: Fish, shrimp & shellfish.
What family is the Saunders's Gull in?
It belongs to the family Gulls, Terns, Skimmers (Laridae), order Charadriiformes.
At a glance
- Length
- ≈36 cm
- Weight
- 198 g
- Habitat
- Coast & tidal flats
- Diet
- Fish, shrimp & shellfish
- Lifestyle
- Varied
- Migration
- Migratory
- Conservation
- Vulnerable
More measurements
- Wing
- 274 mm
- Tail
- 96 mm
- Bill
- 33 mm
- Tarsus
- 39 mm
Averages from the AVONET dataset; length from field guides where available.
Range
Palearctic: coastal Liaoning to Jiangsu (Yellow Sea, eastern China) and Songdo (northwestern South Korea)
Breeding range, IOC World Bird List 15.2
Classification
- Order
- Charadriiformes
- Family
- Gulls, Terns, Skimmers Laridae
- Genus
- Saundersilarus
More from the family Gulls, Terns, Skimmers

Download illustration
Free to use with credit: “Illustration: Bird Album (birdalbum.com)”. Drawn by AI from a reference photo by Kim, Hyun-tae. ↗
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