Mountain wetlands are critically important ecosystems that provide locally and globally significant social, economic, and environmental benefits. Wetland inventorying is a key activity underpinning planning for sustainable use of wetlands and their resources and biodiversity. This manual provides an explanation and the practical tools and step-by-step guidelines for preparing an inventory of wetlands in the Hindu Kush-Himalayan region, prepared under a project supported by the Asia Pro Eco programme of the European Commission, and is a development of the Wetlands International