Tools and Resources for Conducting an Assessment:

FHI User Manual (PDF) (English) (Español) (Português)

DCI Excel Macro (zip file)


Basin Assessment Reports:

Dongjiang, China

Dongjiang Basin Technical Report (PDF) (English) (中文)

Dongjiang Basin Executive Summary (PDF) (English) (中文) (Español) (Português) 


Sekong, Sesan and Srepok (3S), Lower Mekong, Southeast Asia

3S Basin Technical Report (PDF) (English)

3S Basin Executive Summary (PDF) (English)


Fact Sheets:

Overview of the Freshwater Health Index (PDF)  (English) (Español) (Português)

FHI Conceptual Framework and Indicators (PDF) (English) (Español) (Português)

FHI and the Sustainable Development Goals (PDF) (English)

Why Apply the FHI (PDF) (English)

FAQ (Coming Soon)



Bertule, M., Bjørnsen, P.K., Costanzo, S.D., Escurra, J., Freeman, S., Gallagher, L., Kelsey, R.H. and Vollmer, D. (2017). Using indicators for improved water resources management - guide for basin managers and practitioners. 82 pp. ISBN 978-87- 90634-05-6. 

Shaad, K., N.J. Souter, T. Farrell, D. Vollmer, and H.M. Regan. 2018. Evaluating the sensitivity of dendritic connectivity to fish pass efficiency for the Sesan, Srepok and Sekong tributaries of the Lower Mekong. Ecological Indicators (accepted).

Souter N.J., Volmer D, Shaad K, Farrell T, Regan H, Arias ME, Cochrane TA, Andelman S (in review) Planning for climate change and mechanisms for co-operation in south east Asia’s Sesan, Sekong and Srepok transboundary river basin, In: Water Security in Asia: Challenges and Opportunities in the Context of Climate Change. Eds: Babel M, Haarstrick A, Ribbe L, Shinde V, Dichtl N. Springer International Publishing. 

Vollmer, D., K. Shaad, N.J. Souter, T. Farrell, D. Dudgeon, C.A. Sullivan et al. 2018. Integrating the social, hydrological and ecological dimensions of freshwater health: The Freshwater Health Index. Science of the Total Environment 627C:304-313, (open access)

Vollmer, D., Regan, H.M. & Andelman, S. J. 2016. Assessing the sustainability of freshwater ecosystems: A critical review of composite indicators. Ambio 45(7):765-780. (open access)