Population densities of birds breeding in an urban environment dominated by allotment gardens and other ‘green’ areas in a Central European city

Abstract A total of 50 breeding bird species were recorded in 2017 an urban environment (589 ha) the city Wrocław, SW Poland. This was dominated by green habitats, such as allotment gardens (41.2%), parklnds (13.4%) and forests (2.7%). For 41 species, population densities estimated. high for Phoenicurus phoenicurus (9.2 pairs / 100 ha), Sylvia atricapilla (7.3), Turdus merula (6.6), ochruros (6.3), Luscinia megarhynchis (5.3.), curruca (4.1) Serinus serinus (3.7). In alltment gardens, much higher density Pica pica (14.5) than Corvus cornix (6.5); Columba palumbus (2.8) Streptopelia decaocto (1.2) recorded.