Mapping the distribution of Hertfordshire's birds
Mean hourly count
Distribution maps
Change maps
Abundance maps
This map shows the relative abundance data from TTVs, plotted as mean hourly counts.
Map Index
Previous : Green Sandpiper
Next : Jack Snipe
1967-73 Breeding Atlas
1981-84 Winter Atlas
1988-92 Breeding Atlas
2007-12 Winter Atlas
2008-12 Breeding Atlas
1967 vs 1998 Change
1998 vs 2008 Change
2007-12 Winter Abundance
2008-12 Breeding Abundance
Hertfordshire Bird Atlas webpages designed by LTD Design Consultants and built by Garganey Consulting