REPORT OF THE TECHNICAL CONSULTATION ON SMALL PELAGIC SPECIES OF THE STATISTICAL DIVISION WESTERN GULF OF GUINEA |
PROGRAMME FOR THE DEVELOPMENT OF FISHERIES IN THE EASTERN CENTRAL ATLANTIC FISHERY COMMITTEE FOR THE EASTERN CENTRAL ATLANTIC | CECAF/ECAF SERIES 89/47 |
Oceanographic Research Centre
Abidjan, Côte d'Ivoire
8–12 December 1987
This report has been prepared and published with support from the projects CGP/RAF/215/USA - Support to the CECAF project (West Africa) and GCP/RAF/251/MUL - Assistance to the CECAF programme
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FOOD AND AGRICULTURE ORGANIZATION OF THE UNITED NATIONS
Rome, 1989
© FAO 1990
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2. SUMMARY OF RESULTS OF THE PREVIOUS WORKING GROUPS AND PRESENTATION OF THE STUDY ON FISHERY-CLIMATE (ORSTOM)
3. HYDROGRAPHIC AND ENVIRONMENTAL CHARACTERISTICS OF THE SUB-REGION
3.1 Summary of the Côte d'Ivoire/Ghana upwelling oceanography
3.2 Calculation of upwelling indices and oceanographic conditions recorded as from 1980
4. DESCRIPTION OF THE PELAGIC FISHERIES
5. ANALYSIS OF FISHERY STATISTICS
7. ANALYSIS OF LENGTH FREQUENCY
8. ANALYSIS OF CATCHES PER UNIT OF EFFORT USED AS ABUNDANCE INDEX
9. ANALYSIS OF BIOLOGICAL DATA
9.1.1 Reconstitution of the life cycle
9.1.2 Analysis of the historical evolution of Sardinella aurita abundance
10.1 The case of Sardinella stocks
10.1.3 Conclusions on the state of Sardinella stocks
10.2 State of the anchovy stock
10.3 State of the mackerel stock (Scomber japonicus)