User:Harahu

This user submits data to OpenStreetMap under the name Harahu.	This user hails from Norway
no Denne brukeren har Norsk som morsmål.	en-3 This user is able to contribute with an advanced level of English.
Harahu submits data to OpenStreetMap using iD.	Harahu submits data to OpenStreetMap using JOSM.
Harahu uses a computer running macOS.	Harahu uses a Linux-based computer.

Hello! My name is Harald Husum. I'm a data scientist and trail runner from Norway. I'm interested in mapping wild nature, including landcover and trails.

• Main account: harahu
• Import account: harahu_import
• Community: harahu

Areas of interest

Intermittent water cover

Currently working on a proposal for how to map intermittently exposed riverbed and lakebed:

Proposed features/Intermittently Exposed Lakebed and Riverbed

Intertidal area

Also working out the details of a possible import of the intertidal zone of Norway.

Community thread: https://community.openstreetmap.org/t/intertidal-area-import-how-to-tag/9020

Relevant proposals:

• Proposed features/Tide lines
• Proposed features/Water cover
• Proposed features/Tag:natural=mean low water springs
• Proposed features/reef
• Proposed features/natural=shoal

Related reading:

• Drying height:
  • https://www.naturalnavigator.com/news/2020/11/what-is-a-drying-height-on-a-chart/
  • https://en.wikipedia.org/wiki/Drying_height
• Charts
  • https://en.wikipedia.org/wiki/Admiralty_chart
  • https://en.wikipedia.org/wiki/Nautical_chart
• Other:
  • User:Skippern/INT-1
  • Seamarks/General Attributes#Water level effect (WATLEV)
  • Key:seamark:sea area:category
  • Key:depth
  • Water Depth
  • Seamarks/INT-1 Section J#Types of Seabed, Intertidal Areas
  • Marine navigation

3D terrain features

Including sea caves, rock arches, culverts, overhangs, caves.

Community thread on 3D coastlines: https://community.openstreetmap.org/t/coastlines-in-3d-landscapes/98471/3

Collective toponyms

Including lake groups wetland groups, waterfall groups, and place=archipelago.

Community thread on lake groups: https://community.openstreetmap.org/t/schema-group-of-lakes/98603

Known lake groups:

• https://www.openstreetmap.org/relation/15800405
• https://www.openstreetmap.org/node/10834560210
• https://www.openstreetmap.org/node/10834560202
• https://www.openstreetmap.org/node/10834560207
• https://www.openstreetmap.org/relation/15828146
• https://www.openstreetmap.org/node/10834560204
• https://www.openstreetmap.org/node/10834560211

Block field

https://en.wikipedia.org/wiki/Blockfield

Landcover for Norway

Need to figure out license for Nibio's Vegetasjon WMS: https://kartkatalog.geonorge.no/metadata/vegetasjon-wms/6a4a485a-1dc4-4d20-8d9a-53271797168a

Prominence and isolation from DTM

• https://medium.com/@arvardhan25/step-by-step-delineation-of-the-drainage-network-from-the-dem-6813e4c31c30
• https://www.andrewkirmse.com/true-isolation
• https://www.andrewkirmse.com/prominence-update-2023
• https://drive.google.com/file/d/1ESejn8b6BF4EvpwQNtixsqb0_cGJ2QgM/view
• https://github.com/akirmse/mountains
• https://github.com/edwardearl/winprom