Saunders's Gull (Saundersilarus saundersi)
Illustration redrawn by AI from a real photograph

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

Vulnerable

How to identify

Field marks

  1. Hood and nape black in the breeding season
  2. Bill short and black
  3. Body and tail white; wings pale gray
  4. 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

ChinaJapanSouth KoreaVietnam

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

Genus
Saundersilarus

More from the family Gulls, Terns, Skimmers

Saunders's Gull

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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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