The net is roughly rectangular in shape without a distinct bag. It is set vertically in water to surround the school of fish, generally of pelagic nature. The nets are subdivided into three categories: one-boat seine, two-boat seine; and surrounding net without purse line. The one-boat purse seine is commonly used in Brunei Darussalam waters.

Surrounding net in Brunei Darussalam can be classified into 3 type.