Abundance and distribution of selected breeding river-bed birds on the Drava River between Maribor and Središče ob Dravi (NE Slovenia) in 2006 and 2009, and causes of the reduction of their populations

URN:NBN:SI:DOC-MCN1SAVP2010Božič, LukaDenac, Damijandocuments/doc/M/URN_NBN_SI_doc-MCN1SAVP_001.pdfdocuments/doc/M/URN_NBN_SI_doc-MCN1SAVP_001.txt14431articlestr. 27-450351-285127898073URN:NBN:SI:doc-MCN1SAVPslvDruštvo za opazovanje in proučevanje ptic SlovenijeAcrocephalusBY-NC-NDbirdDravagnezdenjeornitologijapticeAbundance and distribution of selected breeding river-bed birds on the Drava River between Maribor and Središče ob Dravi (NE Slovenia) in 2006 and 2009, and causes of the reduction of their populationsŠtevilčnost in razširjenost izbranih gnezdilk struge reke Drave med Mariborom in Središčem ob Dravi (SV Slovenija) v letih 2006 in 2009 ter vzroki za zmanjšanje njihovih populacij