| albania | | chondrostoma ohridanus | species | 11 | 0 |
| albania | | chondrostoma prespense | species | 5 | 0 |
| albania | | chondrostoma vardarense | species | 3 | 0 |
| austria | | chondrostoma nasus | species | 2 | 0 |
| austria | lower austria | chondrostoma nasus | species | 2 | 0 |
| austria | styria | chondrostoma nasus | species | 7 | 0 |
| austria | upper austria | chondrostoma nasus | species | 13 | 0 |
| bosnia and herzegovina | | chondrostoma knerii | species | 13 | 0 |
| bosnia and herzegovina | | chondrostoma phoxinus | species | 14 | 0 |
| czech republic | | chondrostoma nasus | species | 1 | 0 |
| france | | parachondrostoma toxostoma | species | 1 | 0 |
| france | aquitaine region | parachondrostoma toxostoma | species | 1 | 0 |
| france | limousin region | chondrostoma nasus | species | 2 | 0 |
| france | provence-alpes-cote d'azur region | parachondrostoma toxostoma | species | 2 | 0 |
| france | rhone-alpes region | parachondrostoma toxostoma | species | 2 | 0 |
| germany | | chondrostoma nasus | species | 26 | 0 |
| greece | | chondrostoma vardarense | species | 14 | 0 |
| greece | thessaly region | chondrostoma vardarense | species | 5 | 0 |
| greece | west macedonia region | chondrostoma prespense | species | 6 | 0 |
| hungary | | chondrostoma nasus | species | 4 | 0 |
| iraq | | chondrostoma kinzelbachi | species | 1 | 0 |
| italy | | chondrostoma soetta | species | 8 | 0 |
| italy | | protochondrostoma genei | species | 9 | 0 |
| italy | piemonte region | chondrostoma soetta | species | 2 | 0 |
| italy | sardinia autonomous region | protochondrostoma genei | species | 9 | 0 |
| italy | tuscany region | chondrostoma soetta | species | 5 | 0 |
| italy | tuscany region | protochondrostoma genei | species | 2 | 0 |
| italy | umbria region | chondrostoma soetta | species | 5 | 0 |
| italy | umbria region | protochondrostoma genei | species | 2 | 0 |
| portugal | | achondrostoma arcasii | species | 1 | 0 |
| portugal | | achondrostoma oligolepis | species | 11 | 0 |
| portugal | | chondrostoma sp. ba764 | species | 1 | 0 |
| portugal | | iberochondrostoma almacai | species | 74 | 0 |
| portugal | | iberochondrostoma lemmingii | species | 5 | 0 |
| portugal | | iberochondrostoma lusitanicum | species | 3 | 0 |
| portugal | | iberochondrostoma olisiponensis | species | 2 | 0 |
| portugal | | pseudochondrostoma duriense | species | 2 | 0 |
| portugal | | pseudochondrostoma polylepis | species | 1 | 0 |
| portugal | | pseudochondrostoma willkommii | species | 3 | 0 |
| portugal | acores autonomous region | achondrostoma oligolepis | species | 2 | 0 |
| portugal | beja district | iberochondrostoma almacai | species | 1 | 0 |
| portugal | braga district | achondrostoma oligolepis | species | 856 | 0 |
| portugal | braganca district | pseudochondrostoma duriense | species | 7 | 0 |
| portugal | coimbra district | chondrostoma sp. mncnlu1264 | species | 7 | 0 |
| portugal | coimbra district | pseudochondrostoma polylepis | species | 11 | 0 |
| portugal | lisboa district | iberochondrostoma lusitanicum | species | 5 | 0 |
| portugal | lisboa district | pseudochondrostoma polylepis | species | 10 | 0 |
| portugal | viseu district | achondrostoma oligolepis | species | 2 | 0 |
| portugal | viseu district | pseudochondrostoma duriense | species | 3 | 0 |
| romania | | chondrostoma nasus | species | 1 | 0 |
| romania | arad county | chondrostoma nasus | species | 0 | 2 |
| russia | dagestan republic | chondrostoma oxyrhynchum | species | 67 | 0 |
| slovakia | | chondrostoma nasus | species | 2 | 0 |
| slovakia | nitra region | chondrostoma nasus | species | 0 | 1 |
| spain | | achondrostoma arcasii | species | 5 | 0 |
| spain | | iberochondrostoma lemmingii | species | 1 | 0 |
| spain | | parachondrostoma miegii | species | 4 | 0 |
| spain | | pseudochondrostoma polylepis | species | 5 | 0 |
| spain | andalusia | iberochondrostoma lemmingii | species | 215 | 0 |
| spain | andalusia | iberochondrostoma oretanum | species | 1 | 0 |
| spain | andalusia | pseudochondrostoma duriense | species | 31 | 0 |
| spain | andalusia | pseudochondrostoma willkommii | species | 39 | 0 |
| spain | basque country | parachondrostoma miegii | species | 20 | 0 |
| spain | castile and leon | chondrostoma sp. mncnhuebra1 | species | 2 | 0 |
| spain | castile and leon | pseudochondrostoma duriense | species | 1 | 0 |
| spain | castilla-la mancha | achondrostoma arcasii | species | 9 | 0 |
| spain | extremadura | iberochondrostoma lemmingii | species | 185 | 0 |
| spain | extremadura | pseudochondrostoma polylepis | species | 34 | 0 |
| spain | valencia | parachondrostoma arrigonis | species | 126 | 0 |
| switzerland | | chondrostoma nasus | species | 1 | 0 |
| turkey | | chondrostoma angorense | species | 8 | 0 |
| turkey | | chondrostoma beysehirense | species | 2 | 0 |
| turkey | | chondrostoma cyri | species | 6 | 0 |
| turkey | | chondrostoma fahirae | species | 10 | 0 |
| turkey | | chondrostoma holmwoodii | species | 6 | 0 |
| turkey | | chondrostoma kinzelbachi | species | 3 | 0 |
| turkey | | chondrostoma meandrense | species | 7 | 0 |
| turkey | | chondrostoma nasus | species | 7 | 0 |
| turkey | | chondrostoma regium | species | 15 | 0 |
| turkey | | chondrostoma vardarense | species | 1 | 0 |
| turkey | adana province | chondrostoma sp. bold:aad7920 | species | 6 | 0 |
| turkey | bilecik province | chondrostoma fahirae | species | 1 | 0 |
| turkey | bursa province | chondrostoma nasus | species | 1 | 0 |
| turkey | elazig province | chondrostoma regium | species | 0 | 1 |
| turkey | erzurum province | chondrostoma regium | species | 0 | 1 |
| turkey | hatay province | chondrostoma kinzelbachi | species | 3 | 0 |
| turkey | kahramanmaras province | chondrostoma regium | species | 0 | 3 |
| turkey | kirsehir province | chondrostoma angorense | species | 9 | 0 |
| turkey | konya province | chondrostoma beysehirense | species | 6 | 0 |
| turkey | rize province | chondrostoma colchicum | species | 0 | 1 |