SUPPLEMENTARY MATERIAL Supplementary Table S1. List of investigated rivers. Type of Type of No. of Alt No. of Alt Year of the Year of the River sampl. ranges River sampl. ranges investigation water investigation water sites (m) sites (m) body body Danube basin Zapadna Morava basin 2007, 2010, 2011, Danube 42 86 - 31 1 Zapadna Morava 2008 4 304 – 136 2 2012 Tisa 2010 3 148 - 90.2 1 Bjelica 2008 1 299 3 Mlava 2004, 2009 4 156 - 70 2 Čemernica 2009 1 264 3 Pek 2009 3 93 - 165 2 Đetinja 2004 2 600 - 312 3, 4 Sopotska river 2012 1 158 3 Dičina 2009 1 280 3 Ralja 2012 1 107 3 Godljevača 2008 1 622 4 Sava basin Grabovačka river 2009 1 519 6 Sava 2010, 2011, 2012 10 90.7 - 67 1 Gruža 2008, 2009 3 284 - 283 3 Barička river 2012 1 79 3 Kamenica 2009 1 312 3 Železnička river 2012 1 83 3 Katušnica 2004 1 793 6 Topčiderska river 2012 1 70 3 Krivaja 2004 1 677 6 Barajevska river 2012 1 115 3 Ljubišnica 2009 1 792 6 Velika Morava basin Lučka river 2008, 2009 2 704 - 569 6 Velika Morava 2004, 2010 6 136 - 70 1, 2 Mali Rzav 2004 1 344 3 Jasenica 2009 1 79 3 Moravica (Golijska) 2004, 2008, 2009 3 500 - 341 3, 4 Resava 2009 2 215 - 91 3 Rasina 2008, 2009 6 594 - 220 3, 4 Lugomir 2009 1 79 3 Rzav 2009 1 1097 6 Crnica 2009 1 130 3 Sečica 2008 1 530 6 Grza 2009 1 306 3 Skrapež 2004, 2008 3 391 - 320 3 Kolubara basin Sušica 2009 1 710 4 Kolubara 2004, 2009, 2012 8 134 - 73 2 Veliki Rzav 2004, 2008, 2009 4 673 - 250 3, 4 Supplementary Table S1. Continued Type Type of No. of Alt No. of Year of of the Year of Alt ranges the River sampl. ranges River sampl. investigation water investigation (m) water sites (m) sites body body Kolubara basin Lim basin 2004, 2008, Jablanica 2004, 2009, 2011 9 667 - 243 3 Lim 16 440 - 519 2, 3 2011 Obnica 2004, 2009 3 194 3 Goračanska river 2004 1 1148 6 Tamnava 2004, 2009 3 90 3 Uvac 2004, 2009 4 1050 - 396 3, 4 Lepenica 2004, 2009 3 184 - 106 3 Vapa 2004 1 1015 4 Ribnica 2004, 2009 4 243 – 83 3 Mileševka 2009, 2011 5 1045 - 447 4 Beljanica 2009, 2012 2 91 - 88 3 Šupljica 2004 1 932 6 Turija 2009, 2012 2 90 3 Trudovačka river 2004 1 - 6 Peštan 2009, 2011, 2012 3 159 - 96 3 Zlošnica 2004 1 966 6 Kačer 2009 1 130 3 Gračanica 2011 1 528 6 Dragobilj 2009 1 196 3 Sopotnica 2011 3 988 - 516 6 Ljig 2009 1 122 3 Slatinska river 2011 1 563 3 Bistrička river 2011 1 149 6 Komaranska river 2011 1 508 6 Trbušnička 2011 1 164 6 Kruševica 2011 1 520 6 Darusavica 2011 1 163 6 Bučjevska river 2011 3 722 - 699 6 Drina basin Boljanski stream 2011 1 966 6 Drina 2004 5 184 - 84 2 Jasikovac 2011 1 1012 6 Trešnjica 2004 1 225 3 Dubočica 2011 3 572 - 639 6 Jokićev potok 2004 1 702 4 Kaluđerovića river 2011 1 730 6 Derventa 2004 1 436 6 Ibar basin Crni Rzav 2009 1 1075 4 Ibar 2011 8 426 - 217 2 2008, 2009, Timok basin Studenica 5 780 - 367 3, 4 2011 Beli Timok 2009 1 154 2 Ljudska 2009 1 586 4 Crni Timok 2009 3 241 - 203 2 Brvenica 2008, 2011 3 541 - 434 3 Trgoviški Timok 2009 1 235 3 Jošanica 2011 2 451 - 400 3 Lenovačka river 2009 1 208 6 Dršnica 2011 3 499 - 281 2, 6 Supplementary Table S1. Continued Type Type of No. of Alt No. of Year of of the Year of Alt ranges the River sampl. ranges River sampl. investigation water investigation (m) water sites (m) sites body body Timok basin Ibar basin Belorečka 2009 1 213 6 Lopatnica 2011 3 308 - 250 3 Crnovrški stream 2008 1 493 6 Gokčanica 2011 1 388 6 Južna Morava basin Kolanj 2011 1 355 6 Južna Morava 2008, 2009 3 190 - 151 2 Braduljička river 2011 1 704 6 Nišava 2008, 2009 4 457 - 192 2, 3 Brevina 2008 1 1061 6 Jelovička river 2008 1 728 6 Canals in Belgrade region Visočica 2008, 2009 2 789 - 553 4 Sibnica 2012 1 70 8 Veternica 2008 2 394 - 328 3 Vizelj 2012 1 70 8 Toplica 2009 3 537 - 250 3 Karaš 2012 1 74 8 Gaberska 2009 1 444 3 Canal of PKB 2012 1 84 8 Jerma 2009 1 549 4 Galovica 2012 2 76 - 72 8 Rastovnička river 2008 1 279 6 Obrenovački canal 2012 1 71 8 Moravica 2008, 2009 5 322 - 161 3 Progarska jarčina 73 8 73 8 (Sokobanjska) Dojkinačka river 2008 1 744 4 Aegean basin Golema river 2008 1 1004 6 Dragovištica 2009 1 726 6 A B Supplementary Figure S1. A - Sampling sites; B - catchment area (river basins); D; S; K; VM; L; I; ZM; JM; T; Dr .