Base and background layers
What is it:
Basemaps provide location context and serve as a reference map on which you overlay other map layers. These layers are supplied by a Web Service and are maintained by the separate data originators
Data originators:
This information page is part of the theme:
![Ordnance Survey base layer screen shot © Ordnance Survey Ordnance Survey base layer screen shot © Ordnance Survey](https://marine.gov.scot/sites/default/files/styles/large/public/ordnance_survey_base_layer_screen_shot.png?itok=UyCKXaG9)
Ordnance Survey base layer screen shot © Ordnance Survey