The IUCN Criteria Review:
Report of the Marine Workshop
(Table of Contents)



Report of a workshop held at the Asia centre of Japan, Tokyo on January 16-17th 1999, part of the review of the IUCN Criteria for listing threatened species.

Edited by: Georgina M. Mace
Institute of Zoology, Zoological Society of London
Regent's Park, London NW1 4RY, UK
Tel: +44 171 449 6692
Fax: +44 171 483 2237
Email: g.mace@ucl.ac.uk

Additional copies of this report may be obtained by contacting the SSC Red List Officer.



TABLE OF CONTENTS
1. INTRODUCTION

2. REVIEW OF ISSUES TO BE ADDRESSED
1. Using the Criteria for Harvested and Managed Species
2. Measuring Range Sizes and the Values for Thresholds
3. Population Decline and Extinction Risk
4. Defining Units for Assessment
5. Accounting for Life History Variation in Marine Species
6. Setting Time Frames for Assessment
7. General Issues
8. The General Questions
a) Marine versus terrestrial species
b) A new criterion?

9. Communication of the Purpose and Role of the Red List

3. DISCUSSION OF ISSUES
1. ISSUE 2: Measuring Range Sizes and the Values for Thresholds
a) 3D ranges
b) Vagrancy
c) Thresholds for range areas

2. ISSUE 4: Defining Units for Assesment
a) Defining populations
b) Accumulating population status up to species status

3. ISSUE 5: Dealing with Life History Valuation
a) Mature individuals
b) Generation length

4. ISSUES 3 AND 6: Populations Decline and Extinction Risk, and Setting Time Frames for Assessment
5. ISSUE 4: Defining Units for Assessment (Revisited)
6. ISSUE 7: General Issues
a) Generation length
b) Conservation dependent (cd)
c) Near threatened (nt)
d) Criterion E
e) Uncertainty

7. ISSUE 1: Using the Criteria for Harvested and Managed Species
8. The General Questions
a) Marine versus terrestrial species
b) A new criterion?

9. Communication

4. SUMMARY OF RECOMMENDATIONS

5. LIST OF PARTICIPANTS