Aquaculture, the main source of animal protein in the world

With an unsurpassed conversion rate of 1.2 kg of feed to produce one of fish, aquaculture is the most dynamic activity in global food production. In 2018, according to the Food and Agriculture Organization of the United Nations (FAO), 32 million tons of aquatic plants such as algae and 156 million tons of fish were produced for direct human consumption, providing 3.3 billion people with the 20% of the average per capita consumption of protein of animal origin. FAO defines fish in a broad sense since, in addition to fish, it includes aquatic foods such as mollusks (oysters, mussels ...), crustaceans (prawns, crabs.) And other aquatic animals, but excludes aquatic mammals, reptiles, algae and other aquatic plants. According to the FAO, from 1990 to 2018 the world production of capture fisheries increased 14% (a third destined for preparations and fish oil), 527% that of aquaculture and 122% the total consumption of fish for food. In 2018 it is the first time that aquaculture ...