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Hi! Instead of going into plumage features and primary pattern I think that the advanced primary moult, with the new p10 growing is better for a western LBBG. As a late moulter, heuglini would normally not be so advanced att this time of year. Check the heuglini and LBBG section here at GRO for more...
- Wed Apr 03, 2019 1:54 pm
- Forum: Caspian Gull
- Topic: Caspian Gull colony at Lelystad, The Netherlands
- Replies: 3
- Views: 1127
Thanks Albert for the observations and great images!
Hi all! This gull was photographed in April by Richard Bonser on the Azores. It's cureently discussed on FB, where everything from cachinnans, fuscus, michahellis lusitanius to heiglini is on the board.. I think cachinnans would be a good candidate myself and maybe the location stand in the way for ...
Hi! David Erterius wrote this on FB regarding a 2cy Caspian Gull. "Just wanna discuss the appearance of many second calendar year Caspian Gulls occuring by mid-late spring here in southern Sweden. To illustrate this, here's an example from Simrishamn, Scania 6 May 2018. As far as I can judge, this b...