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Evaluation of the Black Grouse Situation in
the Czech Ore Mountains
Vladimír Bejček
Faculty of Environmental Sciences CULS, Prague
bejcek@fzp.czu.cz

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Distribution and numbers of Black Grouse
in the Czech Republic
1973-77
1985 -1989
1973-77
2500 - 4500 cocks
1985-89
1100 - 2200 cocks

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Distribution and numbers of Black Grouse
in the Czech Republic
2001-03
2014-16
2001 - 03
800 - 1000 cocks
2014 - 16
300 – 400 cocks ?

 
Period
Number of occupied quadrates
1973-77
189
22 %
1985-89
95
15 %
2001-03
46
7 %
2014-16
32
5 %

 
Krušné hory Mts.

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Black Grouse
Habitats
Large extensive meadows
Altitude
800–1,100 m

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Young forest stands
Black Grouse
Habitats

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Peat-bogs
Black Grouse
Habitats

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0
50
100
150
200
250
300
350
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
Numbers of Black Grouse males
SPA VKH
SPA NR-K
Outside SPA
Total
Black Grouse
monitoring
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
SPA
VKH
M
103
133
85
67
81
81
71
95
85
74
59
SPA
NRK
M
145
121
90
65
63
91
63
79
78
74
38
Outside
SPA
M
73
62
39
35
44
35
39
43
57
61
70
Total
M
311
316
214
167
188
206
173
217
220
209
167

 
Black Grouse Protection in the Krušné
hory Mts.
Principal problems:
• Change of habitat - succession of tree stands on
the clear cuts; degraded peat bogs; intensification
of meadows
• Anthropogenic disturbance
• Wind power plants
• Predation