[Talk-GB] Coastline Tidal Positions

Ed Loach ed at loach.me.uk
Thu Sep 16 15:29:20 BST 2010

Craig wrote:

> I haven't used it for coast lines, but doesn't OS Vector
> District
> include the high water mark? 

It does (and I have, for both MHW and MLW; MHW as coastline, MLW as
extent of tidalflat multipolygon area).


More information about the Talk-GB mailing list