The Pelagic and Demersal Fish Resources off North-East Somalia. Results of Two Surveys with R/V “Dr. Fridtjof Nansen” in 1984 - Final Report













Table of Contents


BY

TORE STRØMME

A JOINT PROGRAMME BETWEEN NORAD AND UNDP/FAO (PROGRAMME GLO/82/00)

INSTITUTE OF MARINE RESEARCH

BERGEN, NORWAY

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. BACKGROUND AND OBJECTIVES

Plan
The survey coverages

2. RESULTS FROM THE ACOUSTIC SURVEYS

2.1 The Acoustic Method and its Limitations
2.2 The Small Pelagic Fish Resources

2.2.1 Distribution and relative abundance during the surveys
2.2.2 Results from earlier surveys
2.2.3 Estimates of yield of the small pelagic resources

3. RESULTS FROM THE TRAWL SURVEYS

3.1 The Estimates of the Demersal Resources
3.2 Comparisons with other Estimates of the Demersal Resources
3.3 The Catches of Demersal Fish
3.4 Estimates of Yield of the Demersal Resources

ANNEX I. SCIENTIFIC STAFF

ANNEX II. INSTRUMENTS AND FISHING GEAR USED

ANNEX III. RECORDS OF FISHING OPERATIONS

ANNEX IV. LIST OF SPECIES CAUGHT WITH REFERENCE TO STATION NUMBER WHERE CAUGHT AND TO CATCH/HOUR (IN BRACKETS)

ANNEX V. ESTIMATED MEAN DENSITIES BY SPECIES AND BOTTOM DEPTH ZONES