The Living Planet Index for Global Estuarine Systems -Technical Report- © Simon Ledingham – Channel of River Wampool, Solway Estuary, Cumbria, U.K. May 2010 Report Authors: Stefanie Deinet 1, Louise McRae 1, Adriana De Palma 1, Robyn Manley 1, Jonathan Loh 1,2 and Ben Collen 1 1 Indicators and Assessments Unit, Institute of Zoology, Zoological Society of London, U.K. 2 WWF International, Gland, Switzerland Contact: Dr Ben Collen Indicators and Assessments Unit, Institute of Zoology, Zoological Society of London Regent's Park, London NW1 4RY e:
[email protected] 1 TABLE OF CONTENTS TITLE PAGE ............................................................................................................................... 1 TABLE OF CONTENTS................................................................................................................. 2 EXECUTIVE SUMMARY.............................................................................................................. 3 1. INTRODUCTION.................................................................................................................... 5 1.1 ESTUARIES................................................................................................................................. 5 1.2 MEASURING CHANGE IN VERTEBRATE ABUNDANCE: THE LIVING PLANET INDEX.................... 6 1.3 INTERPRETING THE LPI.............................................................................................................. 8 2. RESULTS AND DISCUSSION ................................................................................................