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How to use Marine Planning Sector Constraint maps and where to find them.

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First published:
4 September 2025
Last updated:

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Marine Planning Sector Constraints Maps: quick start guide , file type: PDF, file size: 504 KB

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These maps show the hard constraints preventing new development for a sector within the Welsh National Marine Plan area. 

They also show soft constraints which might have implications for any future development of a sector. 

The quick start guide will walk you through the key features of the maps to help you get started.

The maps can be found on Data Map Wales:

Aggregate Constraints

Seabed Bivalve Aquaculture Constraints

Suspended Bivalve Aquaculture Constraints

Suspended Seaweed Aquaculture Constraints

Tidal Range Energy Constraints

Seabed Tidal Stream Energy Constraints

Surface-Mid Tidal Stream Energy Constraints

Seabed Wave Energy Constraints

Surface Wave Energy Constraints

Floating Offshore Wind Energy Constraints