The authors would like to thank all those who have contributed to this collaboration. The information included here is a culmination of many years’ worth of field work, animal management and landowner experience. We are grateful for the additions from Thomas Borup Svendsen (Danish Ministry of the Environment, Denmark), Mike Callahan (Beaver Solutions LLC), Bryony Cole (University of Exeter), Sean Dugan (Scottish Fisheries Co-ordination Centre), Gidona Goodman (University of Edinburgh), Stuart Jenkins (RZSS), Robert Needham (University of Southampton), Romain Pizzi (Zoological Medicine), James Scott (SNH), Janne Sundell (University of Helsinki), Julia Coats (APHA), Kelsey Wilson, Ian McGowan (SNH), Colin Seddon (SSPCA), Glenn Iason (James Hutton Institution), Stefanie Venske (NaturErlebnisZentrum Wappenschmiede), Jika Uhlikova (Nature Conservation Agency of the Czech Republic), Ales Vorel (Czech University of Life Science) and Charlie Wilson. The images and photographs included have been vital to illustrate various aspects of this manual, so many thanks are given to all those who contributed, particularly Rachael Campbell-Palmer and Karlene Hill (SWT). Lastly, many thanks are given to those who edited earlier drafts of this manual, their contributions have been invaluable. Special thanks go to Nick Warren, Martin Gaywood (SNH) and Ivor Normand.