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Offshore aquaculture, also known as open water aquaculture or open ocean aquaculture, is an emerging approach to mariculture (seawater aquafarming) where fish farms are positioned in deeper and less sheltered waters some distance away from the coast, where the cultivated fish stocks are exposed to more naturalistic living conditions with ...
Activities directly conducted offshore, or whose products offshore, represented 2.67% of the GDP and 2,084,160 jobs. [ i ] In this estimate, the tourism-centered service sector is the chief activity in Brazil's maritime economy, rather than traditionally maritime sectors such as oil and gas, fishing and aquaculture. [ 211 ]
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Mariculture, sometimes called marine farming or marine aquaculture, [1] is a branch of aquaculture involving the cultivation of marine organisms for food and other animal products, in seawater. Subsets of it include ( offshore mariculture ), fish farms built on littoral waters ( inshore mariculture ), or in artificial tanks , ponds or raceways ...
Aquaculture involves cultivating freshwater, brackish water, and saltwater populations under controlled or semi-natural conditions and can be contrasted with commercial fishing, which is the harvesting of wild fish. [2] Aquaculture is also a practice used for restoring and rehabilitating marine and freshwater ecosystems.
The aquaculture of mussels, salmon and oysters earned another $226 million. This made seafood the country's fifth largest export earner. [5] There are about two tonnes of fish in the New Zealand fisheries for every New Zealander. Just under ten percent of this stock is harvested each year. [6]
In the last three decades, aquaculture has been the main driver of the increase in fisheries and aquaculture production, with an average growth of 5.3 percent per year in the period 2000–2018, reaching a record 82.1 million tonnes in 2018. [4]
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