Since 2008, the farmland birds index has declined to 75.4, and the index of meadow bird species in the agricultural landscape has dropped to 62.5.
Kmecl P. & Figelj J., 2016. Monitoring splošno razširjenih vrst ptic za določitev slovenskega indeksa ptic kmetijske krajine - delno poročilo za leto 2016. - DOPPS
2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | ||
---|---|---|---|---|---|---|---|---|---|---|
Farmland indicator species | index(100=2008) | 100 | 94.9 | 80.5 | 82.7 | 84.6 | 79.8 | 79.4 | 71.8 | 75.4 |
Generalist species | index(100=2008) | 100 | 99.7 | 90.2 | 97.2 | 97 | 85.6 | 87.2 | 84.1 | 85.8 |
dr. Primož Kmecl, Društvo za opazovanje in proučevanje ptic Slovenije (DOPPS)