This document provides the most up-to-date guidance on surveys to inform conservation (but not development) and habitat management. Guidance on mitigation has been superseded by The Water Vole Mitigation Handbook.
This is part of our Good Practice Guidance for water voles, produced by Mike Dean.
Reference: Strachan, R., Moorhouse, T. and Gelling, M. (2011) Water Vole Conservation Handbook. Third Edition. Wildlife Conservation Research Unit, Oxford.