Individual species pages
Each of the 153 species recorded has its own data set. By clicking on a specific species from the list you will be presented with a data set for that species including:
- Simple distribution maps showing in which Tetrads the species was recorded:
- Across both survey season
- Specifically for the winter survey season
- Specifically for the summer survey season
Simple map showing relative richness (through colour shading) of the species
A table of headline statistics:
- Number of Tetrads in which the species was recorded (winter, summer and total)
- Number of visits on which the species as recorded (winter, summer and total)
- Highest count of the species on a single visit
- Simple catchment maps showing change in distribution from the BTO 2007/11 Atlas:
- -1 (species lost to the Tetrad), recorded in 2007/11 but not in 2016/20 data
- 0 (species remains in the Tetrad), recorded in both 2007/11 and 2016/20 data
- +1 (species gained in the Tetrad), recorded in 2016/20 but not in 2007/11 data
These maps can be downloaded by right clicking on the maps and copying the image