Britannica
Sources used in this answer
How many tributaries flow into the Danube River?
Created from Britannica articles
using AI.
AI can make mistakes, so verify using Britannica articles.
Danube River
The Danube River basin and its drainage network.
The Danube River basin features a dense, branching network that includes approximately 300 tributaries, more than 30 of which are navigable.1