on wikipedia it says 44
There are 23 main tributaries
the Sura, Oka, Vetluga, and Kama rivers
It starts in russia and ends in the Caspian sea
Major tributaries are Kama River and Oka River
There over 1'100 tributaries in the Amazon river.
50 tributaries
The Danube River has many tributaries. These include the Iller River, the Lech River, the Isar River, and the Enns River.
Principally it's the Volga, there are many others. This is just one of the most important ones :)
The Amazon River has the most tributaries, with around 1,100 tributaries.
The Amazon is a river with many, many tributaries.
the Seine river has 47 tributaries listed in the linked Wikipedia article.
Volga's length is 3,692 kilometers.
The continent the river Volga is Europe