Author Archives: Maarten van Kleinwee

Marked Birds Database – what’s coming up?

Marked Birds Database – Version 2.5.0 available

Marked Birds Database Manual – Working with bird relations

IJmuiden Lesser Black-backed Gulls fitted with GPS-loggers – update September 2019

Marked Birds Database – Version 2.4.0 available

IJmuiden Lesser Black-backed Gulls fitted with GPS-loggers – update 29 August 2019

Final visit to the IJmuiden Forteiland colony this season – 21090826

IJmuiden Lesser Black-backed Gulls fitted with GPS-loggers – update 12 August 2019

1CY Lesser Black-backed Gull Green YCZT trip to Alkmaar – 20190728

IJmuiden Lesser Black-backed Gulls fitted with GPS-loggers – update July 2019