Horton Statistics

The Horton Statistics operation calculates for each (Strahler) stream order number and for each merged catchment:

 

The output is stored in a table which can be used to construct so-called Horton plots in a graph window.

Horton plots enable you to inspect the regularity of your extracted stream network based on the (Strahler) stream order numbers, and may serve as a quality control indicator for the entire stream network extraction process. It is expected that:

As input is required: