Matching Pairs Fisheries & AquacultureOnline version Definition and methods by Paola Silva 1 Open net pens 2 Suspended culture 3 Purse seines 4 5 6 Bag & rack 7 Longlines 8 Aquaculture 9 Beach and boat seines 10 Fisheries Large-scale fish hunting, often using invasive techniques Raising and harvesting of marine species in controlled environments Bottom trawl 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 Fishing line and grapnel with multiple hooks. There's very little bycatch.
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