Broedvogels van de buitenkaadse Oostvaardersplassen in 1997 ...

aÉ= êáÉíÖçêÇÉä= ä~åÖë= ÜÉí= lçëíÉêÇáÉé= ï~ë= ~~å= ÇÉ= åççêÇòáàÇÉ= îçääÉÇáÖ= ïÉÖÖÉÖê~~ëÇX=
ä~åÖë=ÇÉ=òìáÇê~åÇ=ï~ë=âê~é=NMB=áåí~Åí=ÖÉÄäÉîÉåK=få=ÇÉ=äççé=î~å=àìäá=ÄÉÖçå=ÜÉí=êáÉí=
ÜáÉê=ÉåáÖëòáåë=çé=íÉ=âçãÉå=EÜÉí=ÉÉêëí=~~å=ÇÉ=òìáÇê~åÇFI=íçí=ÇáÉ=íáàÇ=âçêí=ÖÉÜçìÇÉå=
Çççê=ÉåâÉäÉ=NMMJÉå=Öê~ìïÉ=Ö~åòÉå=ãÉí=àçåÖÉåK=aÉ=êáÉíÖçêÇÉäë=ä~åÖë=ÇÉ=hçííÉêíçÅÜí=
Éå= ÇÉ= oáåÖëäççí= ï~ë= îççê= êÉëéK= NRB= Éå= NMB= îÉêÇïÉåÉå= Çççê= ÄÉÖê~òáåÖX= ÇÉ=
êÉëíÉêÉåÇÉ=äÉåÖíÉ=ï~ë=ÖêçíÉåÇÉÉäë=áåí~Åí=çé=ï~í=áàäÉêÉ=ÇÉäÉå=å~=ï~~ê=êáÉí=éäìâëÖÉïáàë=
áå=ëí~åÇ=ï~ë=ÖÉÄäÉîÉåK=
aÉ= êáÉíçåíïáââÉäáåÖ= âï~ã= íê~~Ö= çé= Ö~åÖ= EcáÖììê= RFK= få= ã~~êí= ï~ë= åçÖ= åáÉíë= íÉ=
ÄÉâÉååÉåI= çé= OM= ~éêáä= ~ääÉÉå= ~ÑÖÉíçéíÉ= ëÅÜÉìíÉå= î~å= ã~ñáã~~ä= R= ÅãK= m~ë= áå= ãÉá=
ÄÉÖçå=ÇÉ=ÖêçÉá= ÇìáÇÉäáàâÉ=îçêãÉå= ~~å= íÉ= åÉãÉåI= Éå=áå= àìåá= ëíçåÇ= êáÉí=ÖÉãáÇÇÉäÇ=
åçÖ= ã~~ê= åÉí= áÉíë= ÜçÖÉê= Ç~å= RM= ÅãK= _ÉÖáå= àìäá= ï~ë= ÜÉí= êáÉí= ÇççêÖÉëÅÜçíÉå= å~~ê=
ÖÉãáÇÇÉäÇ=êìáã=NPM=Åã=EòáÉ=ççâ=_áàä~ÖÉ=NFK=
=
Figuur 5. Hoogte van riet in het buitenkaadse gebied van de Oostvaardersplassen (begraasd door
edelherten, koniks en heckrunderen) in voorjaar en zomer 2007 (basismateriaal in Bijlage 1). Height
of Phragmites australis in the border zone of the Oostvaardersplassen (grazed by red deer, koniks
and Heck cattle) during spring and summer 2007 (basic data in Appendix 1).
=
20
Hoogte riet in cm
200
180
160
140
120
100
80
60
40
20
0
19-mrt 8-apr 28-apr 18-mei 7-jun 27-jun 17-jul