Longlines
Open net pens
Fisheries
Aquaculture
Suspended culture
Beach and boat seines
Purse seines
Bag & rack
Bottom trawl
Raising and harvesting of marine species in controlled environments
The fish are surrounded by a large wall of net. When floating objects are used, the capture of vulnerable marine life can be a concern.
Seine nets encircle and herd fish with a long wall of netting. The catch of unwanted species can be a conservation concern
Large-scale fish hunting, often using invasive techniques
Fishing line and grapnel with multiple hooks. There's very little bycatch.