Description
Major drainage barriers are water-related structures that cause changes in surface water flow. They disrupt the flow of aquatic materials and species and ecological continuity.
A CER geostandard was established by the CNIG in 2018 for harmonisation (cer_obstacle)
http://cnig.gouv.fr/wp-content/uploads/2018/10/181001_Standard_CNIG_CER_v2018.pdf
This data is the fixed representation on the date of the vote of the SRADDET (approved by prefectoral decree on 4 August 2020)
Consider consulting the recommendations for use in resources
https://sig.hautsdefrance.fr/ext/opendata/Sraddet2020/precisions_biodiversite.pdf
Resources
| Name | Format | Description | Link |
|---|---|---|---|
| CNIG-standard CER (regional ecological continuity) | Unknown | Open resource | |
| cer_obstacle_p_en32 | Unknown | Open resource | |
| Data Table Major Flow Barriers | Unknown | Open resource | |
| Shapefile Major barriers to flow (ecological continuity) | Unknown | Open resource | |
| Recommendations for use | Unknown | Open resource |