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The Otter Field Survey and Monitoring Handbook John DeCarlo and effective stunning methods forThis book is the comprehensive guide for ecologists undertaking site surveys for Eurasian otters. It describes how to carry out initial field sign surveys, select sites for camera trapping, deploy camera traps and interpret data. The methods described are underpinned by years of research. Field signs have historically been used as the main approach for surveying otters. This book illustrates what to look for and where to find different types of field