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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 ...
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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 ...
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 ]
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]
Offshore cage systems could become a more environmentally sustainable method for commercial marine fish aquaculture. [15] However, some problems still exist in cobia culture, including high mortality due to stress during transfer from nursery tanks or inshore cages to the offshore grow-out cages, as well as disease.
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