Table 2.
Characteristics of the studied sampling sites. Data about previous samplings can be found in Dévai and Miskolczi (1999) – 1983-1986; Dévai and Miskolczi (2009) – 2003; Dévai and Miskolczi (2011) – 1968-1970, 1985–1987; Viski et al. (2013) – 2008-2009, 2011-2012; Dévai et al. (2021) – 2019.
| Sampling site | Township | GPS (N/E) | Altitude zone | Years of previous samplings | Years of recent samplings | Water coverage permanency |
| Kf1 | Szakoly | 47°45'57.01"N, 21°54'59.32"E | Upper section | 2003 | 2019, 2021 | Completely dried |
| Kf2 | Nagykálló | 47°51'5.66"N, 21°51'48.43"E | Middle section | 2003 | 2019, 2021 | Intermittent |
| Kf3 | Nyíregyháza-Oros | 47°57'32.49"N, 21°48'40.82"E | Middle section | 1968- 1970, 1985-1987, 2003 | 2019, 2021 | Intermittent |
| Kf4 | Kemecse | 48°4'2.29"N, 21°48'38.13"E | Lower section | 2003 | 2019, 2021 | Permanent |
| KK1 | Nyírlugos | 47°39'18.95"N, 22°01'49.50"E | Upper section | 2008-2009, 2011-2012 | 2021 | Completely dried |
| KK2 | Nyírábrány | 47°33'24.84"N, 22°00'38.30"E | Upper section | 2008-2009, 2011-2012 | 2021 | Completely dried |
| KK3 | Bagamér | 47°28'31.99"N, 21°57'55.52"E | Middle section | 2008-2009, 2011-2012 | 2021 | Intermittent |
| KK4 | Létavértes | 47°23'59.08"N, 21°53'27.39"E | Middle section | 2008-2009, 2011-2012 | 2021 | Intermittent |
| KK5 | Hosszúpályi | 47°21'29.57"N, 21°44'54.34"E | Middle section | 2008-2009, 2011-2012 | 2021 | Intermittent |
| KK6 | Konyár | 47°19'13.43"N, 21°40'46.69"E | Lower section | 2008-2009, 2011-2012 | 2021 | Permanent |
| KK7 | Tépe | 47°17'06.75"N, 21°33'12.06"E | Lower section | 2008-2009, 2011-2012 | 2021 | Permanent |
| Ö1 | Bojt | 47°10'20.44"N, 21°43'29.04"E | Upper section | 1983-1986 | 2021 | Intermittent |
| Ö2 | Mezőpeterd | 47°9'42.53"N, 21°38'20.71"E | Middle section | 1983-1986 | 2021 | Intermittent |
| Ö3 | Berettyóújfalu | 47°9'1.24"N, 21°33'17.33"E | Lower section | 1983-1986 | 2021 | Permanent |