...
- Manually select the sub-catchments(use the Zoom option to Zoom in to the sub-catchments, and keep Selected Catchment Catchments in Layer Manager ticked) as Figure 4
...
- The first catchment selected is deemed to be the Primary Catchment.
- Right click on the interface to pop up the Geographic Editor including the item/function of Combine catchments as Figure 5.
Figure 5.
...
Start Combine Catchments function from manually select sub-catchments
- Click on Combine Catchments >> From selected catchments to pop up the interface Windows of Combine Catchments as Figure 6.
...