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Taxonomy in this website is a temporary expedient, and  does not mean our opinions.
Identifications for some forms are sometimes tentative, and do not always mean final conclusions.


Entrance





                                  
New
Kamome Shikibetsu Handbook
(a gull identification handbook) rivised edition.

Release Date:
 2010/10 
ISBN-10: 4829911735 
ISBN-13: 978-4829911730
80 pages, Text in Japanese.  

Click here to go to Amazon

 


 



Kamome Shikibetsu Handbook
ISBN: 4829921471 
A handbook  for gulls in Japan 
published in 2000 (text in Japanese) .

Click here to go to Amazon.co.jp.



Shigichidori-rui 
Handbook
A handbook for shorebirds in Japan 

published in April 2004 (text in Japanese)
Click here  for details.
Click here to go to Amazon.co.jp.  




  
  
 

NEWS



Added 2013
2nd winter Kumlien's Iceland Gull (or xThayer's Gull?)
2nd winter  Kumlien's Iceland Gull (or xThayer's Gull?)
2nd winter Thayer's Gulls
2nd winter Thayer's Gulls

Adult Mongolian Gull in Choshi
4th winter Mongolian Gull in Choshi
2nd witer Mongolian Gull in Choshi
2nd witer Mongolian Gull in Tokyo Imperial Palace

Adult large white-headed gulls in the east coast of Korea
photographed by Choi Soo-kyo

Immature large white-headed gulls in the east coast of Korea
photographed by Choi Soo-kyo

1st winter Vega Gulls Added Apr/11/12
1st winter Slaty-backed Gulls Added Apr/11/12

Thayer's / Kumlien's Gulls Added Apr/06/12
Thayer's / Kumlien's Gulls Added Apr/06/12
Thayer's Gulls Added Apr/06/12
Thayer's Gulls Added Apr/06/12


1st winter Vega Gulls Added Feb/27/12
1st winter American Herring Gulls  Added Feb/27/12

2nd winter Vega Gull X Slaty-backed GullAdded Feb/25/12
2nd winter Vega gulls  Added Feb/25/12
1st winter 'Taimyr Gulls'  Added Jan/25/12
1st winter Heuglin's Gull  Added Jan/25/12
2nd winter Heuglin's Gull Added Jan/25/12

Juv/1st winter Slaty-backed Gulls Added Jan/22/12
2nd winter Vega Gulls Added Jan/11/12
Juv/1st winter Slaty-backed Gulls Added Jan/16/12
Mongolian Gull  Added Jan/11/12
Heuglin's GullAdded Jan/11/12
American Herring GullAdded Jan/11/12
Thayer's Gull Added Jan/11/12

American Herring Gull at Tokyo Imperial Palace in March  Added Nov/26/11
1st winter Vega Gulls at Tokyo Imperial Palace Added Apr/20/11
1st winter/summer Vega Gulls at Tokyo Imperial PalaceAdded Apr/20/11
A large white-headed gull with cachinnans-like features Added Apr/11/11
Adult Mongolian GullAdded Apr/11/11
2 Taimyr Gulls at Tokyo Imperial Palace Added Mar/29/11
Vega Gulls at Tokyo Imprerial Palace  Added Mar/22/11
Vega Gulls at Tokyo Imprerial Palace   Added Mar/22/11

Slaty-backed x Glaucous-winged Gull hybrid  Added Jan /6/11

Kamome Shikibetsu Handbook
(a gull identification handbook) rivised edition  Added Nov /5/10


1st winter Mongolian Gull Added Nov/2/10
3rd or 4th winter Mongolian Gull Added Nov/2/10 
5 Unidentified Gulls with kumlieni-like wing-pattern Added Nov/2/10 

Added Apr/13/09    
3 Kumlien's Iceland Gulls  on Mar 27th
1w Kumlien's Iceland Gull on Mar 30th 
3w  Kumlien's Iceland Gull on Mar. 30th 
2w  Kumlien's Iceland Gull on Mar. 30th



Slaty-backed Gulls added Mar/23/09
Vega Gullsadded Mar/23/09
Mongolian Gull added Mar/23/09

American Herring Gull added Mar/09/09
Thayer's Gulls added Mar/09/09

Kumlien's Iceland Gulladded Mar/02/09

Mongolian Gull  at Tokyo Imperial Palace added  Feb/22/09
Caspian Gull added Feb/09

9 Thayer's Gulls added Jan/02/09
8 Thayer's Gulls added Jan/02/09

Taimyr Gulls added Dec/18/08

2nd winter Slaty-backed Gulls added Dec/12/08
Slaty-backed Gull added Dec/09/08
2 Thayer's Gulls added Dec/09/08

Slaty-backed Gull added Dec/06/08
Slaty-backed Gull added Dec/06/08
Slaty-backed Gull added Dec/06/08
Slaty-backed Gull added Dec/06/08

Adult/subadult Slaty-backed Gulls added Nov/24/08

1st winter Caspian Gull/Mongolian Gull Comparison page added Apr/24/08

3rd winter Thayer's Gull added Mar/12/08
Unidentified Gull added Mar/12/08
Heuglin's Gull added Mar/12/08

1st winter Slaty-backd Gull added Mar/06/08

Adult Vega Gulls added Feb/19/08

8 Thayer's Gulls in one day added Feb/09/08
1st winter Slaty-backd Gulls added Feb/09/08
1st winterVega Gulls in Decadded Feb/09/08

Adult Vega Gulls in flight added Jan/22/08

Ring-billed Gull added March/25/07
Kamchatka Gulls added March/25/07
Kamchatka Gulls added March/25/07

1st winter Vega Gulls and some others added March/15/07
Adult summer Glaucous-winged Gulladded Mar/11/07
2ndwinter American Herring Gulladded Mar/06/07
1st winter American Herring Gulladded Mar/06/07
Slaty-backed Gull x Glaucous-winged Gull hybrid added Mar/06/07

1st winter Thayer's Gull added Feb/20/07
Adult Thayer's Gull added Feb/20/07
1st winter Mongolian Gull added Feb/20/07

1st winter Slaty-backed Gulls added Feb/17/07
1st winter Slaty-backed Gull added Feb/8/07
1st winter Vega Gulls added Feb/8/07
Adult Mongolian Gull added Feb/7/07
Adult Mongolian Gull added Jan/21/07
Adult Mongolian Gulls in Shanghai added Jan/18/07
1st winter Mongolian Gulls in Shanghai added Jan/14/07
Adult Mongolian Gulls in Shanghai added Jan/01/07

AdultVega Gulls in Dec added Jan/01/07
AdultVegaGulls in Decadded Jan/01/07

Black-tailed Gull X Kamtchatka Gull hybrid added Dec/27/06
Juv/1w Vega Gulls added Nov/18/06
Juv/1w Slaty-backed Gulls added Nov/18/06
AdultVega Gulls added Oct/31/06
AdultVega Gulls added Oct/31/06
AdultVega Gulls added Oct/31/06
AdultVega Gulls added Oct/31/06


1st winterVega Gulls in Feb. added April/06/06
1st winterVega Gulls in Feb. added April/06/06
1st winterVega Gulls in Feb. added April/06/06

1st winterThayer's Gulladded March/07/06
1st winterThayer's Gulladded March/07/06
Glaucous Gullsadded March/05/06
Glaucous Gullsadded March/05/06

American Herring Gulladded Feb/17
Heuglin's Gulladded Feb/17

1st winter Vega Gullsadded Feb/10
1stwinter Vega Gulls added Feb/10
1st winter Mongolian Gulladded Jan/15/06

Adult Slaty-backed Gullsadded Feb/07
Kamchatka Gullsadded Jan/28/06
Adult Thayer's Gulladded Jan/19/06
1st winter and adult Vega Gullsadded Jan/15/06
1st winter Mongolian Gulladded Jan/15/06
1st winter Mongolian Gulladded Jan/15/06

2nd winter Vega Gull added Nov/25/05
2nd winter Mongolian Gull added Nov/25/05
Juv Vega Gull added Nov/25/05
Juv Heuglin'sGull added Nov/25/05
Watch out for Wing-tagged Mongolian Gulls in Japanadded Nov/6/05
Black-tailed Gullsadded Oct/14/05



Currently Japanese version only.
Identifications are often tentative, espacially in immatures and atypical birds

Adult Vega Gullsadded April/16/05
1st winter Vega Gulls added April/16/05
*
Adult American Herring Gull added April/03/05
*
Adult Mongolian Gull added April/03/05
*
1st winter Vega Gulls added April/03/05
*
1st winter Thayer's Gull added March/30/05
*
Ad winter Thayer's Gull added March/30/05
*
Ad winter Thayer's Gull added March/30/05
*Ad winter
Thayer's Gull added March/30/05
*
3rdor 4th? winter Heuglin's Gull added March/30/05
*
Ad presumed Mongolian Gull added March/30/05
*
1st winter /summer Mongolian Gulls added March/18/05
*
1st winter /summer Slatybacked Gulls added March/18/05
*
1st winter Veaga Gulls added March/11/05
*
1st winter Thayer's or Kumlien's Gull added March/11/05
*
Ad Thayer's Gulls added March/3/05
*
Ad Vega Gulls added February/28/05
*
1w Vega Gulls added February/28/05
*
Juv-1w Vega Gulls added December/29/04
*
Juv-1w Heuglin's/'taimyrensis' Gulls added December/29/04
*
Adult Thayer's Gulls added December/25/04
*
More photos of the Mongolian Gull added December/02/04
*
Adult Mongolian Gulladded December/01/04
*
Juv/1w Kamchatka Gullsadded November/26/04
*
Juv/1w Thayer's Gull on Feb. 13th 2004 added November/18/04
*
Vega Gulls added November/01/04
*
Slaty-backed Gulladded November/01/04
*
2nd winter American Herring Gulladded November/01/04
*
Adult taimyrensis-type Gulladded November/01/04
*
Adult taimyrensis-type Gulladded November/01/04
*
Black-tailed Gullsadded October/16/04
*
Slaty-backed Gullsadded October/16/04
*
Adult Vega Gulls added October/16/04
*
3 adult Vega Gulls added October/08/04


*Our Books
*
Adult Heuglin's Gulladded/14/0 April4
*
1st winter Mongolian Gulladded April/05/04
*
1st winter Vega Gulladded April/05/04
*
Adult winter Kamtchatka Gullsadded March/29/04
*
Adult summer Ring-billed Gulladded March/29/04
*
1st winter Vega Gullsadded March/28/04
*
Adult Vega Gullsadded March/28/04
*
Adult Mongolian Gulladded March/28/04
*
Ring-billed Gull added March/21/04
*
Mongolian Gull 1st winter added March/21/04
*
Mongolian Gull Adultadded March/21/04
*
Vega Gulls added March/21/04
*
Vega Gulls on March 12th added March/17/04
*
Adult Mongolian Gulls on March 5th (framed page)added March/8/04
*
1st winter Mongolian Gulladded February/21/04
*
Adult Ring-billed Gulladded February/21/04
*
Adult Kumlien's Iceland Gulladded February/15/04
*
1st winter Iceland Gulladded February/9/04
*Thayer's Gull :
Juvenile,3rd winter,adult winteradded February/6/04
*
1st winter Thayer's Gulladded January/23/04
*
2nd winter Thayer's Gulladded January/23/04
*
2nd winter Thayer's Gulladded January/19/04
*
A slim-billed, female-type 2nd winter Glaucous-winged Gulladded January/18/04
*
1st winter Vega Gullsadded January/17/04
*
1st winter Slaty-backed Gullsadded January/17/04
*
19 possible "barrovianus" Glaucous Gulls added January/11/04
*
1st winter Vega Gulladded January/05/04
*
8 Adult Glaucous-winged Gullsadded December/31/03
*
Adult American Herring Gulladded December/28/03
*
Adult Thayer's Gulladded December/28/03
*
Adult Thayer's Gull added December/28/03
*
Adult Thayer's Gull added December/25/03
*
juv/1w American Herring Gulls added December/25/03
*
Juv/1w Vega Gulls added December/25/03
*
Adult Heuglin's Gull / intergrade added December/25/03
*
Adult winter Saunders's Gulladded December/24/03
*
Juv-1w Black-headed Gull (late-molter)added December/18/03
*
Spread wings of Slaty-backed Gulls added December/18/03
*
Adult dark/pale Slaty-backed Gullsadded December/13/03
*
Adult Mongolian Gull added December/13/03
*
Adult Thayer's Gull added December/13/03
*
Adult Thayer's Gull  added December/10/03
*
The second Ring-billed Gull. found on March 28th August/09/03
*
The first Ring-billed Gull in summer plumage March 26th August/09/03
*
(Presumed) Caspian Gull and Mongolian Gull in January
*Adult Probable
Caspian Gull March/27/03
*
The Ring-billed Gull March/23/03
*1st winter
Possible Steppe Gull (barabensis) March/23/03
*Second winter
Iceland Gull March/23/03
*
Possible Caspian Gull March/16/03
*
Laughing Gull   Ring-billed Gull   Iceland Gull March/09/03
*Adult winter
Glaucous Gulls / Iceland Gull March/06/03
*Adult winter
Ring-billed GullMarch/01/03
*11 first winter
Glaucous-winged Gulls, Feb./20/03
*
Juvenile Thayer's Gull3rd-winter Thayer's Gull, Adult winter Thayer's Gull Feb./09/03
*
"Dark-eyed" Slaty-backed Gulls,   Leucistic adult Slaty-backed Gull Feb./08/03
*
Gulls in flight :Vega, Slaty, Black-tailed, Glaucous, Glaucous-winged, Thayer's, Kamchatka, Mew, KittiwakeJan./31/03
*
Gulls of the Choshi Fishing Port .( under construction ) Jan./24/03
*3rd or 4th winter
Iceland Gull Jan./17/03, 1st winter probable Iceland Gull Jan./22/03
*Juv./1st winter
Unidentified Gulls, Jan./15/03
*Adult winter
American Herring Gull, Adult winter Thayer's Gull 1, Thayer's Gull 2 Dec./19/02
*Adult winter
Thayer's GullDec./14/02
*3 Thayer's Gulls :
Adult winter,  Adult winteradded Nov./28/02Adult winterDec./07/02
*
Lots of juv/1w Vega Gulls, and others?
*
2 Juvenile thayer's Gulls
*
Mongolian Gull 1Mongolian Gull 2
*
Laughing Gull
*
Juvenile Thayer's Gulladded Dec./19/02
*
Adult winter American Herring Gull and Juvenile probable American Herring Gulladded Nov./15/02
*
Adult Mongolian Gull  Juvenile Mongolian Gulladded Nov./10/02
*
Juv/1st winter Vega Gulls added Nov./06/02 *Juv/1st winter Vega Gulls added Nov./07/02
*
Mongolian Gull Juv/1st winter,  Adult winter  Juv/1st winterHeuglin's Gull (taimyrensis) Nov./05/02
*
Mongolian Gull  Heuglin's Gull (taimyrensis)added Oct./31/02
*
(American) Herring Gulladded Oct./25/02 14 (American) Herring Gulls added Oct./26/02
*
Heuglin's GullVega GullSlaty-backed GullBlack-tailed Gulladded Oct./18/02
*
Images of Choshi Fishing Portadded Oct./17/02

*24Thayer's Gulls Click! New, added April 18.



Species Index
 

Vega Gull  Larus vegae

Slaty-backed Gull  Larus  schistisagus

Glaucous-winged Gull  Larus glaucescens

Glaucous Gull  Larus hyperboreus

Iceland Gull  Larus glaucoides

Thayer's Gull Larus  thayeri 

Heuglin's Gull Larus heuglin  and
'Taimyr Gull' Larus heuglini 'taimyrensis'


Mongolian Gull Larus (vegae/cachinnans) mongolicus

Caspian Gull Larus cachinnans cachinnans

Scandinavian Herring Gull Larus argentatus argentatus

American Herring Gull Larus smithsonianus

California Gull Larus californicus

Western Gull Larus occidentalis

Great Black-backed Gull Larus marinus


Great Black-headed Gull Larus ichthyaetus

Black-tailed Gull Larus crassirostris

Common (Kamchatka/Mew) Gull Larus canus

Ring-billed Gull Larus  delawarensis 

Heermann's Gull Larus heermanni

Black-headed Gull Larus  ridibundus

Brown-headed GullLarus brunnicephalus

Saunders's Gull Larus saundersi


Bonaparte's Gull Larus philadelphia

Franklin's Gull Larus pipixcan

Laughing Gull Larus  atricilla

Black-legged Kittiwake Rissa tridactyla

Red-legged Kittiwake Rissa brevirostris

Ross's Gull Rhodostethia rosea

Ivory Gull Pagophila eburnea
 
 


Silver Gull  Larus novaehollandiae

Black-billed Gull Larus bulleri

Gulls in Mai Po, Hong Kong

Kelp Gull Larus dominicanus

Hybrid, problematic gulls


GULL-LINKS

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