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Aquaculture is the most rapidly expanding food industry in the world [7] as a result of declining wild fisheries stocks and profitable business. [2] In 2008, aquaculture provided 45.7% of the fish produced globally for human consumption; increasing at a mean rate of 6.6% a year since 1970.
The wild Atlantic salmon fishery is commercially dead; after extensive habitat damage and overfishing, wild fish make up only 0.5% of the Atlantic salmon available in world fish markets. The rest are farmed, predominantly from aquaculture in Norway, Chile, Canada, the UK, Ireland, Faroe Islands, Russia and Tasmania in Australia. Atlantic herring
British Virgin Islands: 1,134 1 1,135 Barbados: 852 6 857 Palau: 813 10 823 Saint Kitts and Nevis: 670 4 674 Guam: 352 108 460 US Virgin Islands: 420 8 428 Bermuda: 392 392 Dominica: 290 3 293 Sint Maarten: 253 253 Northern Mariana Islands: 189 41 230 Cayman Islands: 125 88 213 Botswana: 38 171 209 Bhutan: 9 191 200 Aruba: 172 2 174 Eswatini: 65
Seaweed farming is profitable even at a small scale, to the point that the small cost of investment is exceeded by the revenue from the first harvest (105–135 days). Caulerpa and Eucheuma are the most profitable, followed by Gracilaria. Gracilaria grows better in canals with flowing water than in still ponds. [16]
The Pacific contains 25,000 islands (over half the islands in the world), most of which are south of the equator. The Pacific's greatest asset is its fish. The shoreline waters of the continents and the more temperate islands yield herring, salmon, sardines, snapper, swordfish, and tuna, as well as shellfish.
Aquaculture in Madagascar started to take off in the 1980s. The industry includes the cultivation of sea cucumbers, seaweed, fish and shrimp and is being used to stimulate the country's economy, increase the wages of fishermen and women, and improve the regions ocean water quality.
The economy of the Falkland Islands, which first involved sealing, whaling and provisioning ships, became heavily dependent on sheep farming from the 1870s to 1980. [2] It then diversified and now has income from tourism, commercial fishing , and servicing the fishing industry as well as agriculture.
Aquaculture fish farming in the Estero de Castro inlet of Chiloé Island Mussel aquaculture farming in the fjords of southern Chile. Aquaculture is a major economic activity in Chile. Among the diverse aquacultures practised in Chile, Atlantic salmon aquaculture is by far the largest sector.