CHS Low Water Mark Lines

Name: CHS Low Water Mark Lines
Creator: Government of British Columbia
License: https://open.canada.ca/en/open-government-licence-canada

The Canadian Hydrographic Service (CHS) Low Water Mark Lines provide alongshore and across-shore geomorphological and biological attributes of the low water mark shoreline. The lines are used in the CHS nautical charts to represent the level reached by sea water at low tide.