Birds
File:Black-tailed Gull (Larus crassirostris) (29343430472).jpg

Black-tailed Gull

Black-tailed Gull

100
3 days ago
Not yet spotted on Fladder
Spotted
The Black-tailed Gull is a medium to large gull of East Asia, recognized by its dark grey mantle and, uniquely among 'white-headed' gulls, a distinct black band on its tail.
Where to spot
Breeds along the coasts of East Asia, primarily Japan, Korea, and China. Winters in coastal areas within the same region, sometimes dispersing further south.
How to spot
Look for its dark grey mantle and, most distinctly, the broad black band on its tail, especially visible in flight. Its yellow bill with a red and black tip is also a good field mark.
When to spot
Can be observed year-round in its resident coastal range. Breeding occurs from spring to summer.
File:Black-tailed Gull (Larus crassirostris) (29343430472).jpg
File:Larus-crassirostris Aomori.jpg
File:Larus crassirostris (head).jpg
File:Larus crassirostris -Japan-8.jpg
File:Larus crassirostris 359682590.jpg
File:Larus crassirostris 402344492.jpg
File:Larus crassirostris 411338457.jpg
File:Black-tailed Gull (Larus crassirostris) (29343430472).jpg
Credits: Wikimedia Commons
File:Larus-crassirostris Aomori.jpg
Credits: Wikimedia Commons
File:Larus crassirostris (head).jpg
Credits: Wikimedia Commons
File:Larus crassirostris -Japan-8.jpg
Credits: Wikimedia Commons
File:Larus crassirostris 359682590.jpg
Credits: Wikimedia Commons
File:Larus crassirostris 402344492.jpg
Credits: Wikimedia Commons
File:Larus crassirostris 411338457.jpg
Credits: Wikimedia Commons
This gull is a popular sight in coastal areas of Japan, where it is often seen in large flocks, particularly in fishing harbors, sometimes following ferries.
Loading...

Spotted

Recently spotted
1 (Seen in the last 3 months)
Last spotted
3 days ago

Monthly observations

No observations
Loading...
Nothing spotted yet

Also interesting

File:Ichthyaetus relictus 388049475.jpg
100

Relict Gull

Gulls, Terns, and Skimmers
File:Snowy-crowned Tern (Sterna trudeaui) (15957211141).jpg
100

Snowy-crowned Tern

Gulls, Terns, and Skimmers
File:Sterna striata, Kaiaua, Firth Of Thames, Waikato, New Zealand 3.jpg
100

White-fronted Tern

Gulls, Terns, and Skimmers
File:African Skimmer (Rynchops flavirostris).jpg
100

African Skimmer

Gulls, Terns, and Skimmers
100

Kerguelen Tern

Gulls, Terns, and Skimmers
kleine kokmeeuw aan de waterkant
90

Bonaparte's Gull

Gulls, Terns, and Skimmers
File:Larus vegae, Tokyo (6906161013).jpg
100

Vega Gull

Gulls, Terns, and Skimmers
File:Larus occidentalis (Western Gull), Point Lobos, CA, US - May 2013.jpg
100

Western Gull

Gulls, Terns, and Skimmers
File:Leucophaeus fuliginosus 59279200.jpg
100

Lava Gull

Gulls, Terns, and Skimmers
File:Larus canus brachyrhynchus in flight.jpg
100

Short-billed Gull

Gulls, Terns, and Skimmers