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    TURNSTONES

    turning stones to see what's underneath

    • Alle berichten
    • bird identification
    • book review
    • bird vocalizations
    • bird vocalisations
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    • genetic analyses
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    The Big Black Monster
    Vincent
    • 14 aug 2019
    • 2 minuten

    The Big Black Monster

    ​​When the ladies from bird hospital De Wulp sent me the shots of the Grey-cheeked Thrush taken into care last year, it really knocked me...
    72 keer bekeken0 reacties
    2018 ringing report
    Vincent
    • 22 mrt 2019
    • 4 minuten

    2018 ringing report

    The 2018 ringing report for Meijendel, Wassenaar is out now! Download here (pdf; 4 MB; in Dutch only) English summary When the first day ...
    62 keer bekeken0 reacties
    Arctic surprise
    Vincent
    • 10 nov 2018
    • 2 minuten

    Arctic surprise

    There's a big if - but another big redpoll invasion could be in the making. The if depends on stuff like weather conditions, and the exa...
    283 keer bekeken0 reacties
    Warbler waffle: a scoop
    Vincent
    • 13 apr 2018
    • 3 minuten

    Warbler waffle: a scoop

    First proof that it's the nominate subspecies of Hume's Leaf Warbler that reaches Europe. Aerobics, the final countdown and warbler taxon...
    135 keer bekeken0 reacties
    Size doesn't matter
    Vincent
    • 8 mrt 2018
    • 3 minuten

    Size doesn't matter

    Probable Russian Common Gull, 5 February 2012, Meijendel, Wassenaar, the Netherlands I don't like using measurements as a diagnostic feat...
    136 keer bekeken0 reacties
    Double trouble: redpolls!
    Vincent
    • 16 jan 2018
    • 1 minuten

    Double trouble: redpolls!

    With the current redpoll invasion in Europe, it was time to spend some words and pics on these wonderful birds. Redpolls all the way from...
    79 keer bekeken0 reacties
    The look-alike that turned out to be a tristis after all. Maybe. I think so. Right?
    Vincent
    • 22 dec 2017
    • 1 minuten

    The look-alike that turned out to be a tristis after all. Maybe. I think so. Right?

    Right. Chiffchaffs never stop to amaze me. But I now feel we're really getting somewhere. Only very recently Peter de Knijff and I wrote ...
    103 keer bekeken0 reacties
    Hume's Leaf Warbler: my bird of the autumn
    Vincent
    • 11 nov 2017
    • 2 minuten

    Hume's Leaf Warbler: my bird of the autumn

    Autumn 2016 was nothing less than perfect. But this autumn, well... it was a bit boring to be honest. I missed most good vis mig days, ri...
    182 keer bekeken0 reacties
    Primary moult of a Dutch Bonxie
    Vincent
    • 2 nov 2017
    • 2 minuten

    Primary moult of a Dutch Bonxie

    There are probably not too many primary moult scores for Great Skuas from Holland. But I've got one now! Since we usually only see them o...
    57 keer bekeken0 reacties
    ageing and sexing Spotted Redshank
    Vincent
    • 27 jul 2017
    • 1 minuten

    ageing and sexing Spotted Redshank

    On 21 June Gijsbert Twigt and I trapped a Spotted Redshank in Meijendel, Wassenaar - the first one ever to be ringed at the site, where r...
    107 keer bekeken0 reacties
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