[Tagging] wetland=bog, why only "receive their water and nutrients from rainfall"?
chris_hormann at gmx.de
Sun Jan 24 15:45:18 UTC 2016
On Sunday 24 January 2016, Andy Mabbett wrote:
> > Mires fed by
> > groundwater or water inflow from the outside are usually not bogs.
> > See:
> > https://en.wikipedia.org/wiki/Mire
> That's contradicted by:
Well - I don't want to pass judgement here on the articles - I only
provided the link because it contains a well readable description of
the differences. That being said the bog article is quite clearly not
a shining example of quality in Wikipedia.
The established values for wetland=* in OSM are mostly based on wetland
classification schemes common in North America which generally make the
distinction between bogs and fens as indicated. You can find this for
which is of course somewhat biased towards the types of wetland common
in the region. There would be no problem in using more precise tags
more clearly distinguishing the nuances in wetland types. There is
already some limited use of wetland=string_bog/palsa_bog/raised_bog.
Current tag use indicates severe underuse of wetland=fen and overuse of
wetland=bog. Probably more than half of what is tagged wetland=bog is
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