L. Forró - É. Murai szerk.: Miscellanea Zoologica Hungarica 6. 1991 (Budapest, 1991)

Bankovics, A.: Avifauna changes of the Kis-Balaton Reservoir area

Columba palumbus Streptopelia turtur Cuculus canorus Merops apiaster Dendrocopus major Passeres Alauda arvensis Hirundo rustica Riparianparia Oriolus oriolus Corvus comix Pica pica Gornaus glandarius Sylvie communis Sylvie nisoria Phylloscopus coUybita Muscicapa striata Motacilla alba Motacilla flava Lanius collurio Sturmis vulgaris Passer domesticus Passer montanus Chloris chloris Carduelis carduelis Serinus serinus Fringilla coelebs Emberim citrinella Emberiza schoeniclus Table 2. Former breeding species of the area, for which the inundation resulted in habitat improvements Podiceps ruflcollis Anas platyrhynchos Anas querquedula Anas acuta Anas clypeata Rallus aquaticus Porzana porzana Gallinula chloropus Emberiza schoeniclus Table 3. Species settled in the Kis-Balaton Reservoir after the inundation between 1984-1988 Podiceps cristatus Podiceps nigricollis Podiceps griseigena Ixobrychus minutus Botaurus stellaris Cygnus olor Anser anser Anas strepera Netta rufina Aythya ferma Aythya fuligula Aythya nyroca Circus aeruginosus Porzana parva Fulica atra Charadrius dubius Tringa totanus Himantopus himantopus Recurvirostra avosetta LOTUS ridibundus LOTUS melanocephalus Chlidonias hybrida Chlidonias niger Sterna hirundo Panurus biarmicus Locustella luscinioides Acrocephalus arundinaceus Acrocephalus scirpaceus Most parts of the flooded area do not represent a sufficient habitat for the former bird populations, but the newly made wetland (i.e. the 2500 hectare lake with its small islands and dams) provides a new and "empty" biotope for wetland birds. After investigating the population trends of the new settlers, we can form different groups from the 28 species (Table 3).