| English | German |
| Apaporis river caiman | Rio-Apaporis-Brillenkaiman (Caiman crocodilus apaporiensis) |
| Central American river turtle | Tabasco-Schildkröte (Dermatemys mawii) |
| Chinese river dolphin | Chinesischer Flußdelfin (Lipotes vexillifer) |
| common batagur, river terrapin, tuntong | Batagur-Schildkrote |
| Convention on cooperation for the protection and sustainable use of the river Danube | Donauschutzübereinkommen |
| Convention on cooperation for the protection and sustainable use of the river Danube | Übereinkommen über die Zusammenarbeit zum Schutz und zur verträglichen Nutzung der Donau |
| Declaration on the cooperation of the Danubian countries on problems of the Danubian water management, in particular for the protection of the River Danube against pollution | Bukarester Donau-Deklaration |
| Declaration on the cooperation of the Danubian countries on problems of the Danubian water management, in particular for the protection of the River Danube against pollution | Deklaration über die Zusammenarbeit der Donaustaaten betreffend die Donauwasserwirtschaft |
| Declaration on the cooperation of the Danubian countries on problems of the Danubian water management, in particular for the protection of the River Danube against pollution | Bukarester Deklaration |
| Indus river dolphins | Indische Flußdelfine (Platanista minor) |
| integrated river basin management | integrierte Bewirtschaftung von Wassereinzugsgebieten |
| international river basin Land area drained by a river and its tributaries whose waters are situated in and utilized by two or more countries | Grenzüberschreitendes Flußeinzugsgebiet |
| international river basin | Grenzüberschreitendes Flußeinzugsgebiet |
| mouth of river | Flussmündung |
| Okavango and Chobe River System Agreement | Abkommen über das Okawango und Chobe-Flusssystem |
| river authority | Wasserwirtschaftsverband |
| river authority | Wasserwirtschaftsamt |
| river authority | Verwaltungsbehörde für Flussgebiete |
| river basin development | wasserwirtschaftliche Planung für ein Flussgebiet |
| river basin development | Entwicklung des Flussbeckens |
| river basin development | Erfassung des Flussgebietes |
| river basin development Any growth, maturation or change in an area of land drained by a river and its tributaries | Entwicklung des Flussbeckens |
| river basin district | Flussgebietseinheit |
| river basin management plan | Bewirtschaftungsplan für die Einzugsgebiete |
| river bed The channel containing or formerly containing the water of a river | Flußbett |
| river board | Wasserwirtschaftsverband |
| river board | Wasserwirtschaftsamt |
| river board | Verwaltungsbehörde für Flussgebiete |
| river catchment area | Einzugsgebiet |
| river catchment area | Wassereinzugsgebiet |
| river channelling The alteration of a natural stream by excavation, realignment, lining or other means to accelerate the flow of water | Flußregulierung |
| river channelling | Flußregulierung |
| river discharge | Wasserabfluß |
| river disposal | Entsorgung in Flüsse |
| river disposal Discharge of solid, liquid or gaseous waste into a river | Entsorgung in Flüsse |
| river dolphins | Flußdelphine (Platanistidae) |
| river landscape | Flussniederung |
| river management | Fließgewässerwirtschaft |
| river management The administration or handling of a waterway or a stream of flowing water | Fließgewässerwirtschaft |
| river marsh | Flußmarsch |
| river mouth | Flussmündung |
| river policing | Flusswache |
| river pollution The direct or indirect human alteration of the biological, physical, chemical or radiological integrity of river water, or a river ecosystem | Flußverunreinigung |
| river pollution | Flußverunreinigung |
| river quality | Fließgewässerqualität |
| river runoff | Abflüsse |
| River runoff | Abflüsse |
| river transport | Binnengewässertransport |
| river transport Transportation of goods or persons by means of ships travelling on rivers | Binnengewässertransport |
| river water Water which flows in a channel from high ground to low ground and ultimately to a lake or the sea, except in a desert area where it may dwindle away to nothing | Flußwasser |
| run-of-river hydro-electric power station | Laufwasserkraftwerk |
| South American river dolphins | Südamerikanische Brackwasserdelfine (Sotalia spp.) |
| Southern river otter | Südlicher Flußotter (Lontra provocax) |
| stretch of river | Flussabschnitt |
| Tana river red colobus | roter Colobus |
| Tana river red colobus | Rotkopfstummelaffe |
| the results of measurements of the radium-226 content of river water and river muds and silts | Messergebnisse für den Gehalt des Flusswassers und des Flussschlamms an Radium 226 |
| thermal loading of rivers | thermische Belastung von Flüssen |
| Water Quality of Large Rivers | Wasserqualität großer Flüsse |
| white-eyed river martin | Sirintaraschwalbe (Pseudochelidon sirintarae) |
| Yangtze river dolphin | Chinesischer Flußdelfin (Lipotes vexillifer) |
