| Coordinators:Albert de Jong
 Leon Kelder
 Roland-Jan Buijs
 Thijs Horst
 Merijn Loeve
 Mars Muusse
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 Nests at Lelystad 2024:   | Caspian Gull cachinnans  B|L 1CY, May 07 2024, Lelystad colony, the Netherlands.  Picture: Thijs Horst & Mars Muusse.
        
          | You can participate in this project too! 
            Please send in your observations of colour ringed birds to: ring@buijsecoconsult.nl |  Tibia ring G-B|L and metal NLA 5.631.158, ringed as pullus Larus cachinnans on May 07 2024 in nest 227-2024 (Blue Rope) at Lelystad, the Netherlands. Ringed by Mars Muusse (Roland-Jan Buijs ringing team).       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: |  
          | 227-2024 | cach | cach | 72,2 | 50 | 90,88 | 71,5 | 49 | 86,44 | 69,7 | 49,1 | 84,60 | 261,92 |  
          |  | # eggs | A-egg | hatch | # ringed chicks | # all chicks | # fledged chicks | comments |  |  |  |  |  |  
          |  | 3 | 15-4-2024 | 13-5-2024 |  |  |  |  |  
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          | dam: | dam 2 central |  |  |  |  |  |  |  |  |  |  |  |  
          | location: | nest Blue Rope |  
          | parents? | Same as 2023. |  |  |  |  |  |  |  
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          | ring pulli: | 18-May |  |  |  |  |  |  |  |  |  |  |  |  |  
          | date | darvic | metal | location / nest# | species | sexe | age | wing | mass | head+ bill | bill | tarsus | gonys | greyscale |  
          | 07-05-2024 | g-B|K | .5631157 | 227 blue rope | PONT |  | 1CY |  | 76 |  |  |  |  |  |  
          | 07-05-2024 | g-B|L | .5631158 | 227 blue rope | PONT |  | 1CY |  | 94 |  |  |  |  |  |  
          | 07-05-2024 | g-B|M | .5631159 | 227 blue rope | PONT |  | 1CY |  | 79 |  |  |  |  |  |  
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          | OBSERVATIONS: |  |  |  |  |  |  |  |  |  |  |  |  |  
          | 21-04-2024 | eggs: | 3 eggs, measured. |  
          | 07-05-2024 | pullus | 3x pullus ringed. |  
          |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  below: Caspian Gull cachinnans  B|L 1CY, May 07 2024, Lelystad colony, the Netherlands.  Picture: Thijs Horst & Mars Muusse.
  
  
    | date | darvic | metal | location / nest# | species | sexe | age | wing | mass |  
    | 7-5-2024 | g-B|K | .5631157 | 227 blue rope | PONT |  | 1CY |  | 76 |  
    | 7-5-2024 | g-B|L | .5631158 | 227 blue rope | PONT |  | 1CY |  | 94 |  
    | 7-5-2024 | g-B|M | .5631159 | 227 blue rope | PONT |  | 1CY |  | 79 |  
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