Review of the state of aquatic pollution of West and Central African inland waters

CIFA Occasional Paper No. 12 CIFA/OP12

REVIEW OF THE STATE OF AQUATIC POLLUTION OF WEST AND CENTRAL AFRICAN INLAND WATERS

Davide Calamari
Institute of Agricultural Entomology
Faculty of Agriculture, University of Milan
Milan, Italy

FOOD AND AGRICULTURE ORGANIZATION OF THE UNITED NATIONS
Rome 1985

The designations employed and the presentation of the 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.

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.

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PREPARATION OF THIS DOCUMENT

This document was presented at the 6th Session of the Committee for Inland Fisheries of Africa, Lusaka, Zambia, 7–11 October 1985

DEFINITION OF MARINE POLLUTION

Pollution of the marine environment means: “The introduction by man, directly or indirectly, of substances or energy into the marine environment (including estuaries) which results in such deleterious effects as harm to living resources, hazards to human health, hindrance to marine activities including fishing, impairment of quality for use of sea water and reduction of amenities”.

IMO/FAO/Unesco/WMO/WHO/IAEA/UN/UNEP Joint Group of Experts on the Scientific Aspects of Marine Pollution (GESAMP)

Distribution	For bibliographic purposes this document should be cited as follows:
FAO Fisheries Department FAO Regional Fisheries Officers Directors of Inland Fisheries of Africa CIFA Selector	Calamari, D., 1985 Review of the state of aquatic pollution of West and Central African inland waters. CIFA Occas.Pap., (12):26 p.

Summary

Visits were made between 2 October and 9 November 1983 to Mali, Ivory Coast, Ghana, Nigeria and Cameroon to prepare a report on the state of water pollution in West and Central African inland waters. The document reports on sources of water pollution, on scientific research performed on this subject, on legislation enforced in each country and suggests possible activities of the CIFA Working Party on Pollution and Fisheries.

1. INTRODUCTION

2. METHODS AND MATERIAL

3. WATER POLLUTION IN MALI

3.1 Theoretical Charges

3.1.1 Sewage

3.1.2 Industrial effluents

4. WATER POLLUTION IN IVORY COAST