ISTR that the streams and the subbasins share the same category number, which should make selecting out the subbasin quite easy.
Hamish --- On Thu, 8/12/10, Daphne Anhoehe <[email protected]> wrote: From: Daphne Anhoehe <[email protected]> Subject: Re: [GRASS-user] river network modelling To: "Rich Shepard" <[email protected]> Cc: [email protected] Date: Thursday, August 12, 2010, 11:01 AM Thank you very much for the suggestion! I will try that after selecting the subbasin that contains at least one of my points. Dafne On 12 August 2010 17:51, Rich Shepard <[email protected]> wrote: On Thu, 12 Aug 2010, Daphne Anhoehe wrote: I used r.watershed to get the streams channels and now I am looking for an automatic way to dismiss the part of the network above the points of interest for my application. Is that any tool to do that with GRASS? Dafne, Yup. Make a mask (see r.mask) and use that to either select the subbasin you want or to remove the portion you don't want. Rich
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