PURSE SEINING MANUAL

PURSE SEINING MANUAL

M. BEN-YAMI

Contents

1 – Introduction

• What is purse seining - some definition.
• Purse seining in the world - importance and share in catch

2 – History

• Technological origins
• South Europe
• America
• Scandinavia and West Europe
• Far East and the former USSR
• South Asia
• South- east Asia
• Middle East
• Africa

3 – Main Species Fished by Purse Seines

•  Clupeoids (herring and anchovy-type fishes)
•  Scombrids (tunas, bonitos, mackerels and billfishes)
•        Other fishes

4 – Present Main Purse Seine Fisheries

•  Purse seining in the Mediterranean Sea
•  The Atlantic purse seine fisheries
•  The North American fisheries
•  Some surround net fisheries of the Far East
•  Purse seining in South America
•  Purse seine fisheries in sub-Saharan Africa
•  The purse seine fishery of South Asia
•  Purse seining for tuna in the world`s ocean

5 – The Theory of Purse Seining

•  General: defining the problems involved
•  Research and experimental work
•  A summary of the present knowledge and the results of research with respect to net design
•  The operation

6 – Purse Seiners

•  General characteristics of purse seiners
•  Small boats
•  Small purse seiners and superseiners
•  Seine (power) skiffs and other auxiliary boats
•  Propulsion
•  New trends

7 – Deck Equipment

•  Geer and fish handling mechanization - general
•  Purse line reels
•  Capstans
•  Windlasses or wraping (drumless) winches
•  Winches
•  Davits, cage rollers, strippers and purse ring bars
•  Fish pumps

8 – Pursed Seines and Auxiliary Gear

•  Principal type of purse seine designs
•  Mediterranean purse seines
•  Scandinavian purse seines
•  California purse seines
•  Japanese purse seines
•  Salmon purse seines
•  Brazilian sardine purse seines
•  Hybrid purse seines
•  Ringnets
•  Other pursed nets
•  Auxiliary equipment and the seine`s working rig
•  Netting
•  Some practical hints seine design and construction
•  FADs (fish aggregation devices)

9 – Operation

•  Selection of fishing grounds and season
•  Fish behavior and schooling patterns
•  Scouting for fish
•  Preparations
•  Fishing operations

Prep. / Ayman Ashry

Manage. / Zeinab Osman