Welcome here - but please write via E-Mail.
Thanks, --Markus Bärlocher (talk) 09:29, 16 August 2016 (UTC)

All about

  • sailing, diving, fishing, canoeing
  • OpenSeaMap of course
  • nautical stuff like nautical lights, lighthouses, harbours, hydrography, IHO, S-32, S-57, S-100, etc.