Broedvogels van de buitenkaadse Oostvaardersplassen in 1997 ...
Broedvogels van de buitenkaadse Oostvaardersplassen in 1997 ...
Broedvogels van de buitenkaadse Oostvaardersplassen in 1997 ...
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Figuur 2. Aantalsontwikkel<strong>in</strong>g <strong>van</strong> grote grazers <strong>in</strong> <strong>de</strong> Oostvaar<strong>de</strong>rsplassen <strong>in</strong> 1996-2007 (meetpunt:<br />
1 januari, alle leeftij<strong>de</strong>n samen) (bron: Perry Cornelissen, RWS/RIZA). Numbers of Heck cattle<br />
(diamonds), konik horses (squares) and red <strong>de</strong>er (triangles) <strong>in</strong> the Oostvaar<strong>de</strong>rsplassen <strong>in</strong> 1996-2007<br />
(census 1 January, all ages comb<strong>in</strong>ed) (source: Perry Cornelissen, RWS/RIZA).<br />
6<br />
2000<br />
1800<br />
1600<br />
1400<br />
1200<br />
1000<br />
800<br />
600<br />
400<br />
200<br />
0<br />
Heckrund<br />
Konik<br />
E<strong>de</strong>lhert<br />
1995 <strong>1997</strong> 1999 2001 2003 2005 2007