IJmuiden Project - Fred Cottaar, José Verbeek, Maarten van Kleinwee & Mars Muusse
(last update: January 01, 2023)
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| Y.DDF 2020 † |
| NLA 5.540.247 |
| Lesser B-backed Gull |
| female, pullus |
| ringed: June 29 2020 |
| Forteiland IJmuiden, Zuidvlak |
| Relations: |
| Y.DDD sibling 2020 |
| Y.DAU mother 2020 |
| unringed father 2020 |
| - |
| - |
Lesser Black-backed Gull (graellsii) Y.DDF 1CY, July & August 2020, the Netherlands & France. Picture: Maarten van Kleinwee & Lionel Triboulin.
Ringed as pullus in breeding season 2020 at Forteiland, IJmuiden. Ringed by Fred Cottaar ringing team.
Logger bird: GPS logger 7010.
Sex determined by NIOZ based on feather sample (Roos Kentie).
below: Lesser Black-backed Gull (graellsii) Y.DDF 1CY, August 26 2020, Vesly - Haute Normandie, France. Picture: Lionel Triboulin.
below: Lesser Black-backed Gull (graellsii) Y.DDF 1CY, July 03 2020, IJmuiden, the Netherlands. Picture: Maarten van Kleinwee.
Life history until August 2020:
| YDDD | Geringd | 2020 | 7 | 3 | Forteilandkolonie IJmuiden, zuidvlak | NL | 52,5 | 4,6 | Fred | Cottaar | ringed as chick, parent YDAU (transmitterbird), fisch bolus |
| YDDD | Gezien | 2020 | 7 | 14 | Forteilandkolonie IJmuiden, zuidvlak | NL | 52,5 | 4,6 | Fred | Cottaar | transmitterred this morning, 19:30 with other transmitterred chick YDDF, parent transmitterbird YDAU |
| YDDD | Gezien | 2020 | 7 | 14 | Forteilandkolonie IJmuiden, zuidvlak | NL | 52,5 | 4,6 | C.J. | Camphuysen | Chick of YDAU captured, GPS 7009 deployed |
| YDDD | Gezien | 2020 | 7 | 18 | Forteilandkolonie IJmuiden, zuidvlak | NL | 52,5 | 4,6 | Fred | Cottaar | in territory parents |
| YDDD | Gezien | 2020 | 7 | 21 | Forteilandkolonie IJmuiden, zuidvlak | NL | 52,5 | 4,6 | IJmuiden meeuwen | team | On top of chick shelter. |
| YDDD | Gezien | 2020 | 7 | 22 | Forteilandkolonie IJmuiden, zuidvlak | NL | 52,5 | 4,6 | Fred | Cottaar | in territory with parent YDAU (transmitterbird) and juv. YDDF (transmittered) |
| YDDD | Gezien | 2020 | 7 | 23 | Forteilandkolonie IJmuiden, pier | NL | 52,5 | 4,6 | Fred | Cottaar | 09:00 houres |
| YDDD | Gezien | 2020 | 7 | 27 | Forteilandkolonie IJmuiden, talud zuid | NL | 52,5 | 4,6 | José | Verbeek-Cottaar | Wier-stenen/ Vliegvlug. |
| YDDD | Gezien | 2020 | 7 | 30 | Forteilandkolonie IJmuiden, zuidvlak | NL | 52,5 | 4,6 | Fred | Cottaar | 09:10 houres, fed by parent in territory |
| YDDD | Gezien | 2020 | 8 | 4 | Forteilandkolonie IJmuiden, zuidvlak | NL | 52,5 | 4,6 | Maarten van | Kleinwee | Video made for UvA to match movements with accelerometer data |
| YDDD | Gezien | 2020 | 8 | 22 | Jan de Jonghkade, Amsterdam | NL | 52,4 | 4,8 | Lou | Spoor | Photo provided, time 11:50-11:54. Logger not lying flat |
| YDDD | Gezien | 2020 | 8 | 24 | Gerbrandypark Amsterdam | NL | 52,4 | 4,8 | Lou | Spoor | Photo provided, close to location 2020-08-22 |
| YDDD | Gezien | 2020 | 8 | 25 | Gerbrandypark Amsterdam | NL | 52,4 | 4,8 | Suzan Pluim | Mentz | Photo provided, (unexpected) logger reported |
| YDDD | Gezien | 2020 | 8 | 30 | Gerbrandypark Amsterdam | NL | 52,4 | 4,8 | Khalid | Amzdar | Limping bird captured, GPS removed and returnedto UvA, bird set free, flew off |