Chapter 11 Ecological studies and surveys Species surveys Species surveys For advice on individual species and the relevant surveys, please click on the corresponding link below: Badger Bat Breeding bird Wintering bird Dormouse Great crested newt Invertebrates Otter Pine marten Reptile Water vole White-clawed crayfish Previous Chapter 10 Priority habitats and species and development Next Chapter 12 Ecological Impact Assessment Chapter 11 Ecological studies and surveys Preliminary Ecological Appraisal Preliminary Ecological Appraisal Vegetation surveys Vegetation surveys Species surveys Species surveys White-clawed crayfish surveys Water vole surveys Wintering bird surveys Reptile surveys Pine marten surveys Otter surveys Invertebrate surveys Dormouse surveys Great crested newt surveys Badger surveys Breeding bird surveys Bat surveys