06 okt 2014

 
        

    
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5
3 Here above> photo taken: 28-10-1989
    More Eastern Reed Warbler Acrocephalus s. fuscus 
&
 
Blyth's Reed Warbler Acrocephalus dumetorum  
left: Dusky Warbler Phylloscopus fuscatus 1CY 28101989 Rotterdam, NL c N.D. v. Swelm
right: Peter de Knijff & Barn Owl 28101989 Rotterdam, NL c N.D. v. Swelm
eastern read warbler/x-Eastern Reed Warbler Acphalus s.fuscus 1CY wing 61.5,notch 10 23051989 1 Rdam.NL.N.D.v.S..jpg

Eastern Reed Warbler Acrocephalus s.fuscus 1CY wing 61.5, notch 10 23051989 1
Rotterdam. NL. c N.D. v. Swelm
eastern read warbler/x-Eastern Reed Warbler Acphalus s.fuscus 1CY wing 61.5,notch 10 23051989 3 Rdam.NL.N.D.v.S..jpg

Eastern Reed Warbler Acrocephalus s.fuscus 1CY wing 61.5, notch 10 23051989 3 Rotterdam. NL. c N.D. v. Swelm
eastern read warbler/x-Eastern Reed Warbler Acphalus s.fuscus after 1CY wing 61.5 ,notch 10 23051989 4 Rdam.NL.N.D.v.S..jpg

Eastern Reed Warbler Acrocephalus s.fuscus after 1CY wing 61.5, notch 10 23051989 4 R'dam. NL. c N.D. v. Swelm
eastern read warbler/x-Eastern Reed Warbler Acphalus s.fuscus after 1CY wing 61.5 ,notch 10 23051989 Rdam.NL.N.D.v.S..jpg

Eastern Reed Warbler Acrocephalus s.fuscus after 1CY wing 61.5, notch 10 23051989
Rotterdam. NL. c N.D. v. Swelm
 
yBlyth Reed Warbler Acrocephalus dumetorum 1CY 26091983 1 Oostvoorne,nl c N.D.v.S..jpg







Blyth's Reed Warbler Acrocephalus dumetorum 1CY 26091983 Oostvoorne, NL c N.D. v. Swelm.

yBlyth Reed Warbler Acrocephalus dumetorum 1CY 26091983 3 Oostvoorne,nl c N.D.v.S..jpg





Blyth's Reed Warbler Acrocephalus dumetorum 1CY 26091983 Oostvoorne, NL c N.D. v. Swelm.
yBlyth Reed Warbler Acrocephalus dumetorum 1CY 26091983 4 Oostvoorne,nl c N.D.v.S..jpg

Blyth's Reed Warbler Acrocephalus dumetorum 1CY 26091983 Oostvoorne, NL c N.D. v. Swelm.
yBlyth Reed Warbler Acrocephalus dumetorum 1CY 26091983 Oostvoorne,nl c N.D.v.S..jpg

Blyth's Reed Warbler Acrocephalus dumetorum 1CY 26091983
Oostvoorne, NL c N.D. v. Swelm.

yBlyth Reed Warbler Acrocephalus dumetorum 1CY 26091983 2 Oostvoorne,nl c N.D.v.S..jpg
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1


Separating Reed Warbler
Acrocephalus scirpaceus
&
Marsh Warbler
Acrocephalus palustris
 
in the hand by means of measuring the notch of
the 2nd primary and the lenght of the wing.
 After: a new method of identifying A.palustris,
A.scirpaceus
and A.dumetorum
in the hand by Norman Deans van Swelm & Peter de Knijff
(report Voorne Bird Observatory 1983).

***





Reed Warbler Acrocephalus scirpaceus 1CY 21062010 2826 Vlaardingen,nl c N D v S.jpg

1. Reed Warbler Acrocephalus scirpaceus 1CY 21062010 2826 Vlaardingen, The Netherlands

c Norman Deans v Swelm







Marsh Warbler Acrocephalus palustris 1CY 29082008 Dutch Waddensea c J.H.van Muiswinkel.jpg

2. Marsh Warbler Acrocephalus palustris 1CY 29082008 Dutch Waddensea, The Netherlands,

c Dennis F. Asselbergs


2

             


Summary:
 
Reed Warbler Acrocephalus s.scirpaceus :
has relatively short wings with long notches on P2.
 
Eastern Reed Warbler Acrocephalus s. fuscus: no individual data available but this subspecies has longer wings than nominate scirpaceus and longer notches than Mars Warbler Acrocephalus palustris. 
Marsh Warbler Acrocephalus palustris:
has relatively long wings with short notches on P2.







   http://www.biodiversitylibrary.org/
collection/darwinlibrary



http://www.biodiversitylibrary.org/
browse/collection/darwinlibrary



 
>to 'SYLVIA WARBLERS'>