Larus cachinnans in the Netherlands

(last update: August 16, 2020)

Coordinator:
Albert de Jong
Merijn Loeve
Roland-Jan Buijs
Leon Kelder
Mars Muusse

Home

 

Caspian Gull cachinnans F|4 1CY, May & September-December 2020, the Netherlands & England. Picture: Merijn Loeve, Steve Clifton & Andy Hale.

Black bar tibia ring n[F|4], ringed as pullus Larus cachinnans on May 21 2020 at nest 021 in colony Lelystad, the Netherlands.
ID certain, Caspian Gull cachinnans; one partner with sub-adult patterns.
Both ringed chicks quickly after fledging reported from abroad.
datum: egg no: width (mm) length (mm) volume (cm3):  water test on April 15th:  
27-04-2020 A 49,6 68,9 85,34578 30 - angled, tip on bottom 3 eggs in the nest. Male with sub-adult pattern.
27-04-2020 B 49,8 70 87,40901 60 - angled, tip on bottom  
27-04-2020 C 50,1 66,6 84,16842 35 - angled, tip on bottom
  sum nest: 256,9232
21-05-2020 pulli     Two chicks, ringed n[F|2] & n[F|4]. C-egg is unfertile, taken from nest.
         
02-06-2020 pulli     Two partners at nest.

Tibia N-F|4 and metal NLA Arnhem 5.552.915, ringed as pullus Larus cachinnans on May 21 2020 at Lelystad (Bataviahaven), Holland (5230.00 N 525.00 E) - ringer Roland-Jan Buijs.

Recoveries:
22-08-2020 Cromer (Strand), Norfolk, ENGELAND 5.255,00 N 118,00 E colourring read Andy Hale
04-09-2020 Cromer (Strand), Norfolk, ENGELAND 5.255,00 N 118,00 E colourring read Andy Hale
09-09-2020 Cromer (Strand), Norfolk, ENGELAND 5.255,00 N 118,00 E colourring read Andy Hale
14-09-2020 Cromer (Strand), Norfolk, ENGELAND 5.255,00 N 118,00 E colourring read Andy Hale
30-09-2020 Cromer (Strand), Norfolk, ENGELAND 5.255,00 N 118,00 E colourring read Andy Hale
01-10-2020 Cromer (Strand), Norfolk, ENGELAND 5.255,00 N 118,00 E colourring read Andy Hale
06-10-2020 Cromer (Strand), Norfolk, ENGELAND 5.255,00 N 118,00 E colourring read Andy Hale
27-10-2020 Cley (Marshes), Norfolk, ENGELAND 5.257,00 N 103,00 E colourring read Jonathan Farooqi
30-10-2020 Cley (Marshes), Norfolk, ENGELAND 5.257,00 N 103,00 E colourring read Jack Morris
30-12-2020 Cley (Marshes), Norfolk, ENGELAND 5.257,00 N 103,00 E colourring read Jonathan Farooqi

Caspian Gull cachinnans F|4 1CY, October 27 2020, Cley Marshes, Norfolk, England (52.959262, 1.055218). Picture: Steve Clifton.

Observed on October 27th and 30th, 2020 by Jonathan Farooqi, Tariq Farooqi, Steve Clifton.

Caspian Gull cachinnans F|4 1CY, September 23 2020, Cromer - Norfolk, England. Picture: Andy Hale.

Caspian Gull cachinnans F|4 1CY, September 12 2020, Cromer - Norfolk, England. Picture: Andy Hale.

below: Caspian Gull cachinnans F|4 1CY, May 21 2020, Lelystad, the Netherlands. Picture: Merijn Loeve.