Since 2008, the farmland birds index has declined to 78.1, and the index of meadow bird species in the agricultural landscape to 62.8.
Kmecl, P. & Figelj, J., 2015: Monitoring splošno razširjenih vrst ptic za določitev slovenskega indeksa ptic kmetijske krajine - poročilo za leto 2015. Ljubljana, DOPPS.
2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | ||
---|---|---|---|---|---|---|---|---|
Farmland indicator species | index(100=2008) | 100 | 95.2 | 80.7 | 82.9 | 84.4 | 78.9 | 78.1 |
Generalist species | index(100=2008) | 100 | 101 | 91.2 | 99.2 | 100 | 90.7 | 90.1 |
dr. Primož Kmecl, Društvo za opazovanje in proučevanje ptic Slovenije (DOPPS)