| English | German |
| giant river prawn | Rosenbergs Süßwassergarnele (Macrobrachium rosenbergii) |
| index river | Referenzfluss |
| river anchoita | Atlantische Säbelzahn-Sardelle (Lycengraulis grossidens, Lycengraulis olidus) |
| river eel | Flußaal (Anguilla anguilla, Anguilla vulgaris) |
| river eel | Aal (Anguilla anguilla, Anguilla vulgaris) |
| river eel | Europäischer Flußaal (Anguilla anguilla, Anguilla vulgaris) |
| river eel | Europäischer Aal (Anguilla anguilla, Anguilla vulgaris) |
| river eels | Flußaale (Anguillidae) |
| river eels | Aale (Anguillidae) |
| river eels | Echte Aale (Anguillidae) |
| river herring | Nordamerikanischer Flußhering (Alosa pseudoharengus, Pomolobus pseudoharengus) |
| river lamprey | Flußneunauge (Lampetra fluviatilis, Petromyzon fluviatilis) |
| river lamprey | Perel (Lampetra fluviatilis, Petromyzon fluviatilis) |
| river lamprey | Pricke (Lampetra fluviatilis, Petromyzon fluviatilis) |
| river lamprey | Uhl (Lampetra fluviatilis, Petromyzon fluviatilis) |
| river lamprey | Flußpricke (Lampetra fluviatilis, Petromyzon fluviatilis) |
| river lamprey | Uhlen (Lampetra fluviatilis, Petromyzon fluviatilis) |
| river pearl mussel | Flußperlmuschel (Margaritifera margaritifera) |
| river trout | Steinforelle (Salmo trutta fario, Trutta fluviatilis) |
| river trout | Weißforelle (Salmo trutta fario, Trutta fluviatilis) |
| river trout | Bachforelle (Salmo trutta fario, Trutta fluviatilis) |
| river trout | Bergforelle (Salmo trutta fario, Trutta fluviatilis) |
| river trout | Schwarzforelle (Salmo trutta fario, Trutta fluviatilis) |
| river trout | Flussforelle (Salmo trutta fario, Trutta fluviatilis) |
| river trout | Alpenforelle (Salmo trutta fario, Trutta fluviatilis) |
| river trout | Wildforelle (Salmo trutta fario, Trutta fluviatilis) |
