Net Design
•Purse seine
¾Specifications
Purse seines are the common type of surrounding nets, in which the bottom of the net is closed after encircling the fish school, by a purse line to prevent fish from escaping downwards .
¾Purse seine design
¾Length and depth of the net
It is determined by the type of catch and the number of ships used
Net Design
¾Material selection
Synthetic yarns are preferred because of their high tensile strength, flexibility, low friction resistance, high specific gravity, water‐repellent properties.
Net Design
¾Components
9Ropes and lines 9Rings
9Göz açıklığı 9Bunt
9Tor
9Guarding net