Tanzanian Marine Fish Resources in the Depth Region 10-500 m Investigated by R/V “Dr. Fridtjof Nansen”

Table of Contents

JOINT TANZANIAN/NORWEGIAN SEMINAR TO REVIEW THE MARINE
RESOURCES OF TANZANIA. MBEGANI FDC, TANZANIA 6-8 MARCH 1984.

By

S. A. Iversen¹⁾, S. Myklevoll¹⁾,
K. Lwiza²⁾ and J. Yonazi³⁾

1) Institute of Marine Research, Bergen, Norway
2) University of Dar es Salaam, Tanzania
3) Fisheries Division, Ministry of Natural Resources and Tourism, Dar es Salaam, Tanzania

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.

Table of Contents

1. INTRODUCTION

1.1 Programme and objectives
1.2 General geographical description

2. MATERIAL AND METHODS

3. HYDROGRAPHY

3.1 Introduction
3.2 Wind and runoff
3.3 Characteristic hydrographical features and water masses
3.4 Hydrographic structure in June-July 1982
3.5 Hydrographic structure in November-December 1982
3.6 Hydrographic structure in May 1983
Discussion

4. FISH RESOURCES

4.1 Species composition and distribution

4.1.1 Leiognathidae
4.1.2 Pelagic fish
4.1.3 Demersal fish
4.1.4 Rays and sharks
4.1.5 Crustacea and squids

4.2 Abundance
4.3 Fishing experiments

4.3.1 Experiments with fish traps and long-lines
4.3.2 Comparative trawling

5. CONCLUSION

6. REFERENCES

APPENDIX

Record of fishing operations. First survey.
Record of fishing operations. Second survey.
Record of fishing operations. Third survey.