This provides a comprehensive review of techniques but note that the aim of the paper was to find a technique applicable at a national survey level – other techniques such as spotlight counts and pellet surveys may be more feasible for smaller scale surveys.
This is part of our Good Practice Guidance for Hares, produced by Stephanie Wray.
Reference: Langbein, J., Hutchings, M.R., Harris, S., Stoate, C., Tapper, S.C. & Wray, S. (1999) Techniques for assessing the abundance of Brown Hares Lepus europaeus. Mammal Review 29 No. 2. pp93-116