What are the advantages and disadvantages of a purse seine?

Answer 1

Advantages:

Because of the way it is made, with a number of rings around the bottom with a line called a purse-line through them, when it is pulled the line draws the rings together. It prevents the fish from swimming down to escape the net. This type of seine is useful for fish the school close to the surface, such as sardines, mackerel, anchovies, herring and certain species of tuna and salmon.

Disadvantages:

Purse seines can involve the bycatch of non-target species, which can put too much pressure on fish stocks.

Answer 2

Advantages: Efficient in catching large quantities of fish in a single haul, can be used to target specific species, reduces bycatch compared to other fishing methods.

Disadvantages: Can lead to overfishing if not properly regulated, can harm non-target species if not used carefully, can have negative impacts on marine ecosystems if used unsustainably.

Answer 3

It's prevent fish from swimming down escape the