ECOHYDROLOGY OF THE MAMBERAMO BASIN An initial assessment of biophysical processes A Report prepared for the Conservation International Daniel Murdiyarso Sofyan Kurnianto Printed on recycled paper ECOHYDROLOGY OF THE MAMBERAMO BASIN An initial assessment of biophysical processes Daniel Murdiyarso Sofyan Kurnianto Murdiyarso, D. Ecohydrology of the Mamberamo basin: An initial assessment of biophysical processes/by Daniel Murdiyarso and Sofyan Kurnianto. Bogor, Indonesia: Center for International Forestry Research (CIFOR), 2008. 42p. ISBN: 978-979-14-1262-9 CABI Thesaurus: 1. landscape 2. ecology 3. hydrology 4. biodiversity conservation 5. watersheds 6. climatic change 7. sedimentation 8. livelihoods 9. assessment 10. rapid methods 11. Papua 12. Indonesia © 2008 by CIFOR All rights reserved. Published in 2008 Printed by Subur Printing, Jakarta Design and layout by Rifky Photos by Daniel Murdiyarso Maps by Sofyan Kurnianto Published by Center for International Forestry Research Jalan CIFOR, Situ Gede Bogor Barat, 16115, Indonesia Tel.: +62 (251) 622622; Fax: +62 (251) 622100 E-mail:
[email protected] Web site: http://www.cifor.cgiar.org Contents 1. Introduction 1 2. General Overview 3 2.1. Geography, Geology and Lithology 3 2.2. Climate 4 2.3. River Systems 5 2.4. Vegetation 7 2.5. Wildlife and Its Habitat 10 2.6. Socioeconomic Factors 11 2.7. Regional Development and Extractive Industries 14 3. Methods 21 3.1. Basin and Catchments Delineation 21 3.2. Determination of Primary Factors 21 3.3. Establishment of Rate Factors 22 3.4. Soil Sampling 24 3.5. Water Balance Analysis and Modelling 24 4. Results 27 4.1. General Water Balance of the Mamberamo Basin 27 4.2.