Lesser Black-backed Gull (graellsii & intermedius)

(last update: May 17 2015)

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LBBG rings

lbbg 1cy May
lbbg 1cy June
lbbg 1cy July
lbbg 1cy August
lbbg 1cy September
lbbg 1cy October
lbbg 1cy Nov - Dec

lbbg 2cy Jan-Febr
lbbg 2cy Mar-April
lbbg 2cy May
lbbg 2cy June
lbbg 2cy July
lbbg 2cy August
lbbg 2cy September
lbbg 2cy October
lbbg 2cy Nov - Dec

lbbg 3cy Jan-April
lbbg 3cy May
lbbg 3cy June
lbbg 3cy July
lbbg 3cy August
lbbg 3cy September
lbbg 3cy October
lbbg 3cy Nov - Dec

lbbg sub-ad Jan-April
lbbg sub-ad May
lbbg sub-ad June
lbbg sub-ad July
lbbg sub-ad Aug
lbbg sub-ad Sept
lbbg sub-ad Oct
lbbg sub-ad Nov - Dec

lbbg adult January
lbbg adult February
lbbg adult March
lbbg adult April
lbbg adult May
lbbg adult June
lbbg adult July
lbbg adult August
lbbg adult September
lbbg adult October
lbbg adult Nov - Dec

Lesser Black-backed Gull graellsii HE7E3 1CY-3CY, October 2015 - March 2017, the Netherlands & Portugal. Picture: Mars Muusse & José Marques.

From the transition zone between graellsii and intermedius.

Please visit José's FLICKR PHOTO STREAM and also José Blog "Seabirds Portugal".

OBSERVATION REPORT

RINGS
Color ring - Y[HE7E3]
Metallic ring - N110073
EURING code - 05910 - www.cr-birding.org/node/1440
Right leg (tarsus) - Yellow ring with a black 5 alpha-numeric code
Left leg (tarsus) - Metallic ring
Ringer - Dr. Martens Sönke
Age at first ring - immature - Date - 2015.07.07
Place where ringed - Langeoog/Dreebargen/NDS, Germany

SPECIES
Type of bird - Larus fuscus
Age & Sexe - immature - unknown

OBSERVATION
Date of the sighting: 23.12.2016 - Time: morning
my sightings/2016: 4 - total of my sightings: 4
Place - Matosinhos beach, Matosinhos, Portugal
Coordinates: - 41.176885 – 8.693382

LIFE HISTORY
Date - Location - Observer
25.09.2015 Scheveningen , NL - Loeve, M.
20.10.2015 Scheveningen, NL - Muusse, M.
22.10.2015 Katwijk an Zee, NL - Marijnis, A.
28.02.2016 Estuario do Douro, Vila Nova de Gaia, PORTUGAL - Mota, Luis
15.03.2016 Afurada, V.N.Gaia,PORTUGAL - Marques, José
17.06.2016 Leixões harbour,Matosinhos,PORTUGAL - Marques, José
28.06.2016 Leixões harbour,Matosinhos,PORTUGAL - Marques, José
23.12.2016 Matosinhos Beach,Matosinhos,PORTUGAL - Marques, José
09.03.2017 Leixões harbour,Matosinhos,PORTUGAL - Marques, José

below: Lesser Black-backed Gull graellsii HE7E3 3CY, March 09 2017, Leixões harbour, Matosinhos, Portugal. Picture: José Marques.

Graellsii like development of the plumage.

below: Lesser Black-backed Gull graellsii HE7E3 2CY, December 23 2016, Matosinhos Beach, Matosinhos, Portugal. Picture: José Marques.

Graellsii like development of the plumage. 3rd gen like tail. Note extensive partial autumn moult in MC and inner GC.

below: Lesser Black-backed Gull graellsii HE7E3 2CY, June 28 2016, Leixões harbour, Matosinhos, Portugal. Picture: José Marques.

P7-P10 old.

below: Lesser Black-backed Gull graellsii HE7E3 2CY, June 17 2016, Leixões harbour, Matosinhos, Portugal. Picture: José Marques.

P6-P10 old.

below: Lesser Black-backed Gull graellsii HE7E3 2CY, March 15 2016, Afurada, V.N.Gaia, Portugal. Picture: José Marques.

Scaps replaced. Coverts and tertials juvenile.

below: Lesser Black-backed Gull graellsii HE7E3 1CY, October 20 2015, Scheveningen, the Netherlands.