Arnhem AEB413

18 October 2014, Meijendel, Wassenaar, the Netherlands

© 2018 by Vincent van der Spek

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13 Nov 2018

pics © Marijn van Oss & Jorrit Vlot
sound © Thijs Fijen

Earlier I wrote about Siberian Chiffchaffs with common Chiffchaff calls (here). That bird (mostly) looked like a Siberian Chiffchaff, and after analyses it indeed showed Siberian mtDNA - but in the field didn't utter the characteristic

peep.

No, it called like a Common Chiffchaff!


Now the following bird, observed on Vlieland on 25 October by Th...

25 Dec 2017

25 December. Boxing Day! Rinse and I don't need much time to think when were asked to ring a few birds in bird hospital De Wulp. The star of the day is a Black-necked Grebe.

The poor bird has been bitten in the neck by something, probably a dog. It's recovering fast, but it still needs some time before it can be released. But leave that to the ladies!

Ageing is based on two features. The pale orang...

22 Dec 2017

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 something about Siberian Chiffchaff look-alikes on this site. The upper bird in that little web article looked like a tristis, but IMHO it was not an exact copy. Something looked off. So I ringed it as a Common Chiffchaff, without specifying the ssp. 

More signific...

27 Jul 2017

On 14 July I stumbled upon a calling Iberian Chiffchaff (ca 45th record) in my hometown The Hague. Since calling birds are probably overlooked in The Netherlands, I wrote a short note on their calls.

Upper and lower pic by Gerjon Gelling

Quite amazing that I was lucky enough to find two of these birds within 3 months! Ageing this bird turned out to be straightforward. In July  juveniles are very fre...

21 Jul 2017

Spring 2016 was mind-blowing: good migration, loads of rarities and a few nice influxes due to seemingly never ending easterlies. But this year's spring was rather odd. In general it was kinda bleak. But I had a fantastic spring myself when it comes down to finding rare birds.

A Blue Rock Thrush on the island of Vlieland was an exciting twitch (2nd Dutch record, new bird for my Dutch...

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