Freshwater pearl mussels: advice for making planning decisions
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How to assess a planning application when there are freshwater pearl mussels on or near a proposed development site.
Adapted edition
- Document type
- Reference Guide
- Format
- DOCX
- Pages
- 5
- Language
- English
- Version
- 1.0
- Updated
- 2026-09-17
- Category
- Safety & operations
- Licence
- Open Government Licence v3.0
Description
How to assess a planning application when there are freshwater pearl mussels on or near a proposed development site. Consult the original guidance for current legal and operational details.
Contents
- How freshwater pearl mussels are protected
- When to ask for a survey
- Assess the effect of development on freshwater pearl mussels
- Avoidance, mitigation and compensation measures
- Planning and licence conditions
- Enhance biodiversity
- Site management and monitoring
Source and licence
Natural England
AttributionNatural England, ‘Freshwater pearl mussels: advice for making planning decisions’ (updated 7 April 2025), reused under the Open Government Licence v3.0.
ChangesNeutral text-only adaptation from the official GOV.UK Content API body: headings, paragraphs, ordered and unordered list items and clickable source-link destinations in an appendix preserved. Images, logos, page design, accessible-format request widgets and linked attachments excluded; normalised whitespace, invisible format marks and typography.
Version history
- v1.017/09/2026