| Scientific Name | FishBase Name | Country | Locality | Date taken | Photo |
|---|---|---|---|---|---|
| Ballerus sapa | White-eye bream | Bulgaria | Danube River | 2004-02-06 |  |
| Ballerus sapa | White-eye bream | Bulgaria | Danube River | 2004-02-06 |  |
| Acipenser stellatus | Starry sturgeon | Bulgaria | Danube River | 2003-04-20 |  |
| Acipenser stellatus | Starry sturgeon | Bulgaria | Danube River | 2003-04-20 |  |
| Acipenser stellatus | Starry sturgeon | Bulgaria | Danube River | 2003-03-25 |  |
| Acipenser stellatus | Starry sturgeon | Bulgaria | Danube River | 2003-04-20 |  |
| Alosa immaculata | Pontic shad | Bulgaria | Danube River | 2003-04-16 |  |
| Alosa immaculata | Pontic shad | Bulgaria | Danube River | 2003-04-07 |  |
| Leuciscus aspius | Asp | Bulgaria | Danube River | 2003-06-22 |  |
| Barbus tauricus | Crimean barbel | Bulgaria | Batova River | 2009-07-08 |  |
| Chondrostoma nasus | Common nase | Bulgaria | Danube River | 2003-04-20 |  |
| Cobitis strumicae | Bulgarian spined loach | Bulgaria | Mesta River | 2005-09-09 |  |
| Cobitis strumicae | Bulgarian spined loach | Bulgaria | Mesta River | 2005-09-09 |  |
| Romanogobio albipinnatus | White-finned gudgeon | Bulgaria | Danube River | 2004-04-05 |  |
| Gymnocephalus schraetser | Schraetzer | Bulgaria | Danube River | 2003-04-20 |  |
| Gymnocephalus schraetser | Schraetzer | Bulgaria | Danube River | 2003-04-20 |  |
| Gymnocephalus schraetser | Schraetzer | Bulgaria | Danube River | 2004-02-06 |  |
| Ponticola kessleri | Bighead goby | Bulgaria | Danube River | 2004-06-02 |  |
| Vimba vimba | Vimba bream | Bulgaria | Danube River | 2003-04-16 |  |
| Zingel streber | Danube streber | Bulgaria | Danube River | 2004-02-06 |  |
| Zingel streber | Danube streber | Bulgaria | Danube River | 2004-02-06 |  |