[Tagging] Beaches

[Liz]

On Fri, 9 Apr 2010, John Smith wrote:
> From http://wiki.openstreetmap.org/wiki/Beach
> 
> > "Beach areas should always meet with a natural=coastline way. Do not use
> > this tag for patches of sand/gravel which are not by a coastline. Note
> > that the natural=coastline should ideally be positioned at the average
> > high tide line, which may mean the beach is quite small or not mapped at
> > all in fact."
> 
> By this logic wouldn't the beach cover from the average high tide line
> to the average low tide line?
> 
> Which brings up the next issue, how to determine the average high and
> low tide lines from aerial imagery...
> 

Interesting that the wiki writer said that all beaches were on a coastline.
Rivers here have beaches, and they have names like "Town Beach" (Tocumwal) 
"Wagga Beach" (Wagga Wagga).