Species richness
Numbers of species recorded in each tetrad
Distribution map species lists
Breeding change maps
Other species richness maps
© 2014 Glamorgan Bird Club
Breeding 1984-89
Species
Tetrads
0
13
3%
1 - 30
95
23%
31 - 45
160
39%
46 - 60
128
31%
61 - 75
9
2%
76 or more
1
<1%