Category of conservation concern (IUCN, 2020) – Least Concern
Population size: 300 – 500 pairs
With dispersed distribution in the lowlands of the whole country. More grouped in neighbouring squares in places along the Black Sea coast and along the Danube River.
Comparative distribution of the species compared to the first breeding birds atlas (Iankov, 2007): Breeding locality until 2007 | Breeding locality until 2007, confirmed after 2015 – | New breeding locality after 2015. – The breeding localities after 2015 are identified on a base of raw data from smartbirds.org.
Breeds exclusively in bogs and marshes, in water – fringe vegetation and fens, transition mires and springs, favouring extensive reed beds, mainly in wetlands with standing fresh waters, but also in seaside lakes, marshes and fishponds.
Trends in population changes for the period 2013-2020