Relier Pairs Fisheries & AquacultureVersion en ligne Definition and methods par Paola Silva 1 Open net pens 2 Aquaculture 3 Longlines 4 Bag & rack 5 6 Beach and boat seines 7 Suspended culture 8 Fisheries 9 Purse seines 10 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. Large-scale fish hunting, often using invasive techniques Bottom trawl Seine nets encircle and herd fish with a long wall of netting. The catch of unwanted species can be a conservation concern Fishing line and grapnel with multiple hooks. There's very little bycatch.
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