| Coordinator: Albert de Jong
 Merijn Loeve
 Roland-Jan Buijs
 Thijs Horst
 Leon Kelder
 Mars Muusse
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 |  Herring Gull argenteus AC / AD adult female,  April 2024 - March 2025, Almere & Lelystad, the Netherlands. Picture:  Mars Muusse & Thijs Horst.
Tibia ring  BW-AD and metal ring Arnhem NLA 5.625.290, ringed as breeding adult female Larus argentatus on April 26 2024 at  Lelystad (Bataviahaven), the Netherlands. Ringer: Roland-Jan Buijs ringing team (Mars Muusse).
 Female Herring Gull was NLA 6143017 (now, metal ring replaced), which was ringed as pullus Larus argentatus in 2007 at colony Moerdijk, the Netherlands.      Ringer Roland-Jan Buijs.
 Recoveries:19-03-2013 Barneveld (Vuilstort), Gelderland, NL 5.209,00 N 537,00 E metal ringnumber read Jeroen Nagtegaal
 26-02-2015 Barneveld (Vuilstort), Gelderland, NL 5.209,00 N 537,00 E metal ringnumber read Cornelis Fokker
 07-03-2018 Barneveld (Vuilstort), Gelderland, NL 5.209,00 N 537,00 E metal ringnumber read Jeroen Nagtegaal
 07-02-2020 Barneveld (Vuilstort), Gelderland, NL 5.209,00 N 537,00 E metal ringnumber read Mars Muusse
 01-02-2021 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E metal ringnumber read Eric Roeland
 18-01-2024 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E metal ringnumber read Thijs Horst
 08-03-2024 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E metal ringnumber read Mars Muusse
 08-03-2024 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E metal ringnumber read Thijs Horst
 26-04-2024 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E captured by ringer Mars Muusse
 07-05-2024 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read Thijs Horst
 17-05-2024 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read Thijs Horst
 22-07-2024 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Eric Roeland
 23-12-2024 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Thijs Horst
 31-12-2024 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Thijs Horst
 31-01-2025 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read Thijs Horst
 12-02-2025 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Thijs Horst
 20-03-2025 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Thijs Horst
 25-03-2025 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read T. Horst & M. Muusse
 01-04-2025 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read T. Horst & M. Muusse
 12-04-2025 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read Thijs Horst
 09-07-2025 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read T. Horst & M. Muusse
 Visits and       data 2024 
        
        
        
          | NEST code | parent 1 | parent  2 | A_length | A_width | A_volume | B_length | B_width | B_volume | C_length | C_width | C_volume | TOTAL    NEST: |  
          | b/w-AD 2024 | teus |  |  |  |  |  |  |  |  |  |  |  |  
          |  | # eggs | A-egg | hatch | # ringed chicks | # all chicks | # fledged chicks | comments |  |  |  |  |  |  
          |  | 3 |  |  |  |  |  |  |  
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          | dam: | dam 1 south |  |  |  |  |  |  |  |  |  |  |  |  
          | location: | new in western section, at yellow sign 2,5, white crate, south side dam near Blackberry |  |  |  |  |  |  |  |  
          | parents? | new, with NLA ring. |  |  |  |  |  |  |  
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          | ring pulli: | 22-May |  |  |  |  |  |  |  |  |  |  |  |  |  
          | date | darvic | metal | location / nest# | species | sexe | age | wing | mass | head+ bill | bill | tarsus | gonys | greyscale |  
          | 26-4-2024 | b/w-AD | .5625290 | Bataviahaven | ZM | F | >4CY | 401 | 771 | 112,7 | 46,4 | 62,0 | 18,6 | 4,5 |  
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          | OBSERVATIONS: |  |  |  |  |  |  |  |  |  |  |  |  |  
          | 21-4-2024 | eggs: | 2 eggs measured. |  
          | 26-4-2024 | eggs: | C-egg measured. |  
          |  | adult: | Herring Gull female trapped at nest. Now  b/w-AD. |  
          |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  Herring  Gull argenteus AC / AD  18CY,  March 25 2025, Almere - De Vaart, the Netherlands.  Picture: Thijs Horst & Mars Muusse.
 Herring  Gull argenteus AC / AD  18CY,   December 23 2024, Almere - De Vaart, the Netherlands.  Picture: Thijs Horst.
 Herring  Gull argenteus AC / AD  female 18CY,  April 26 2024, colony Lelystad, the Netherlands. Picture:  Mars Muusse & Thijs Horst. 
        
        
        
          | date | darvic | metal | location / nest# | species | sexe | age | wing | mass | head+ bill | bill | tarsus | gonys | greyscale |  
          | 26-4-2024 | b/w-AD | .5625290 | Bataviahaven | ZM | F | 18CY | 401 | 771 | 112,7 | 46,4 | 62,0 | 18,6 | 4,5 |  
 
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