Weaver Wednesday 3: range changes in S Africa
Southern Red Bishop Euplectes orix
Range changes in SA
Range change summary
In South Africa the Southern Red Bishop has more grid cells with increases in reporting rate than cells showing decreases, between SABAP1 (1987-1991) and SABAP2 (2007-).
The points below match the points on the map above.
Areas with very large increases include:
1. Gauteng, north-eastern Free State, and southern Mpumalanga.
2. Central and southern Free State.
Areas with very large decreases include:
3. Most of Limpopo Province.
4. Central North-west Province.
Many areas in South Africa show a checkered pattern, suggesting small changes (ie stable populations).
Range changes elsewhere
Exotic populations established in foreign countries, eg United Arab Emirates, Australia: Appendix of Dyer EE, Redding DW, Blackburn TM. 2017. The global avian invasions atlas, a database of alien bird distributions worldwide. Nature Scientific Data 4 no: 170041.