Ábrahám Levente: Biomonitoring a Dráva folyó magyarországi szakasza mentén 2000-2004 - Natura Somogyiensis 7. (Kaposvár, 2005)
Fenyősi, László: Studies of avian communities along river Drava, between 2000-2004 (Aves) - Madárközösségek vizsgálata a Dráva somogyi szakasza mentén, 2001-2004-ben
FENYŐSI L.: STUDIES OF AVIAN COMMUNITIES 133 Table 13.: Occurring waterfowl species and their specimen numbers in the Drava section between river kilometres 199-184, in 2002 Species 20/01/2002 25/02/2002 30/10/2002 10/12/2002 Tachybaptus ruficollis 8 9 4 Podiceps cristatus 1 1 1 Phalacrocorax carbo 9 56 113 27 Egretta alba 3 6 Ardea cinerea 5 3 2 Cygnus olor 2 17 Anas crecca 23 Anas platyrhynchos 4580 4 10 238 Anas acuta 1 Ay thy a fer ina 1 Ay thy a fuligula 4 Bucephala clangula 4 5 Mergus albellus 6 Haliaeetus albicilla 1 3 2 1 Tringa ochropus 2 5 1 Alcedo atthis 1 Total 4650 89 145 275 Table 14.: Occurring waterfowl species and their specimen numbers in the Drava section between river kilometres 199-184, in 2003 Species о о <ч ?î о о m о о Sí о © о о о о о о о о о о о о о о е е о ?S е О О ?5 Gavia arctica 1 Tachybaptus ruficollis 5 2 Podiceps cristatus 1 Phalacrocorax carbo 17 7 4 5 25 Egretta alba 3 4 8 9 8 5 Ardea cinerea 6 4 2 8 2 1 Ciconia nigra 6 Cygnus olor 16 3 1 23 Anas crecca 5 Anas platyrhynchos 735 32 400 7 20 10 500 50 Anas acuta 1 Bucephala clangula 4 Mergus albellus 3 Haliaeetus albicilla 2 2 1 Pandion haliaeetus 1 Rallus aquaticus 1 Gallinula chloropus 1 Tringa nebularia 6 Tringa ochropus 3 Alcedo atthis 1 2 1 2 2 Total 801 46 417 34 30 27 4 506 103
