Mongolian Gull
Larus (cachinnans) mongolicus

Heuglin's Gull
Larus heuglini taimyrensis 

Vega Gull
Larus vegae 

• Juvenile
• First year
• Second year
• Third year
• Adult

• Juvenile
• First year
• Second year
• Third year
• Adult

• Juvenile
• First year
• Second year
• Third year
• Adult

Herring Gull
Larus argentatus smithsonianus

Thayer's Gull
Larus thayeri

Pallas' Gull, Great Black-headed Gull
Larus ichthyaetus

• by Kim Hyun-tae

• by Kim Dae-hwan

Slaty-backed Gull
 Larus schistisagus

Glaucous Gull
Larus hyperboreus

Glaucous-winged Gull
Larus glaucescence

• by Kim Hyun-tae
• by Choi Tae-hun

• by Kim Hyun-tae
  
• by Choi Tae-hun 

• by Kim Hyun-tae, Lee Ki-sup
  
• by Choi Tae-hun
• by Kim Hyun-tae(2003. 1)

Iceland Gu1l?
 Larus glaucoides

Relict Gull
Larus relictus 

Black-tailed Gull
 Larus crassirostris

• by Kim Hyun-tae
• by Kim Hyun-tae

• by Kim Hyun-Tae on Po-Hang

• by Kim Hyun-tae

Common Gull
 Larus canus

Black-headed Gull
Larus ridibundus 

Saunder's Gull
Larus saundersi  

• by Kim Hyun-tae on Gan-Wol

• by Kim Hyun-tae

• by Kim Hyun-tae, Kim Yeon-soo

Black-legged Kitiiwake
Larus tridactylus

• by Choi Tae-hun

Martin Reid's Gull

A Hampton/Des Jardin's Gull

The Norwegian Gull's Page

Yucon Gullery

Muusse's website

Pim Wolf

Rudy Offerein's

Meeuwnl

Howard King

Bob Lewis

Nick Rossiter

Harry Lehto

Belgian colour-ring project

LBBG's

Gulls on Japan(Ujihara's Page)

Yahoo! Birding Gull's Club

Digi-sight(Gulls)