FAO Fisheries Circular No.947
FOOD AND AGRICULTURE ORGANIZATION OF THE UNITED NATIONS
by
Tony J. PITCHER
Fisheries Centre
University of British Columbia
Vancouver
Canada
FOOD AND AGRICULTURE ORGANIZATION OF THE UNITED NATIONS
Rome, 1999
The designations employed and the presentation of material in this publication do not imply the expression of any opinion whatsoever on the part of the Food and Agriculture Organization of the United Nations concerning the legal status of any country territory city or area or of its authorities or concerning the delimitation of its frontiers or boundaries. |
ISSN 0429-9329
All rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form or by any means, electronic, mechanical, photocopying or otherwise, without the prior permission of the copyright owner. Applications for such permission with a statement of the purpose and extent of the reproduction, should be addressed to the Director, Publications Division. Food and Agriculture Organization of the United Nations. Via delle Terme di Caracalla, 00100 Rome, Italy.
© FAO 1999
This electronic document has been scanned using optical character recognition (OCR) software and careful manual recorrection. Even if the quality of digitalisation is high, the FAO declines all responsibility for any discrepancies that may exist between the present document and its original printed version.
PREPARATION OF THIS DOCUMENT
download PDF version - 553 Kb
Introduction
download PDF version - 553 Kb
Methods and the Philosophy of Rapfish
download PDF version - 553 Kb
Rapfish scope: definition and scope of attributes
Fixed reference points
Rapfish scope: definition of fisheries Ordination method for Rapfish
Random reference points
Estimating loading of attributes on the Rapfish ordination axes
Clustering the ordination
Principles of Rapfish
Summary of Rapfish Procedure
Published Rapfish Analyses
Validation of the Rapfish technique using simulated fishery data
download PDF version - 553 Kb
Testing monotonicity
Simulated trajectories
Superimposing one Rapfish plot on another
Conclusions
Leverage of individual attributes on Rapfish ordinations
download PDF version - 553 Kb
Representing the results of Rapfish ordinations
download PDF version - 553 Kb
Examples of ways of presenting Rapfish results
download PDF version - 553 Kb
Rapfish and the Code of Conduct for Responsible Fisheries
download PDF version - 553 Kb
Scoring overall compliance with the aims of the Code of ConductChecklist
Extraction of attributes under Article 7
Article 2 - the Code objectives
Sub-fields for the Code Rapfish field
Questions for the Code Rapfish fields
Example of a Rapfish analysis from Canadian fisheries
download PDF version - 553 Kb
Data for the fisheries evaluated
Results and discussion: ordination plots
Overall analysis using kite diagrams and examples of
hierarchical extraction of information
Analysis of status under the Code of Conduct
Analysis of rankings
Conclusions
download PDF version - 553 Kb
Acknowledgements
download PDF version - 553 Kb
References
download PDF version - 553 Kb
Annex
download PDF version - 553 Kb
Table 1. Attributes used in Rapfish analyses
Table 2. Summary and notes on Code of Conduct Article 7 clauses
Table 3. Evaluation fields and draft questions for Rapfish evaluation of Code of Conduct
Table 4. Sources of information for Canadian fisheries
Table 5. Draft scores for Canadian fisheries in Rapfish evaluations
Table 6. Draft scores for Canadian fisheries in a Code of Conduct Rapfish evaluation
Table 7. Results of Rapfish ordinations on Canadian fisheries