Whitewater and rivers

Cataract and rapid

Also: rapid

A rapid is a section with stronger current and waves. A cataract is a rapid broken up by boulders or rock bars.

That's how Wikibooks describes it. In English it's called a rapid. Every rapid is graded on the difficulty scale.

Sources and further reading

• Wikibooks: Kajak/Strömungsformen (German)
• Paddleways: Whitewater Glossary

Research as of 13 Nov 2026. We have marked manufacturer information as such.