U.S. policies are intended to facilitate sustainable marine aquaculture, restore natural resources and enhance fisheries. Additional initiatives address shellfish production, aquaculture management in the Gulf of Mexico and technology transfer.
Kenya's economic stimulus program includes a bold move to help the country’s small-scale farmers literally dig themselves out of poverty with fish ponds.
Cage aquaculture in hydroelectric reservoirs has great potential for expansion in Brazil, but there are concerns of negative environmental impacts. Careful climate zoning can assist proper siting.
Discussion of aquaculture development should consider trophic levels. Seaweed culture, for example, could possibly double plant food production by farming less than 1 percent of the ocean’s surface.
The regulatory system for aquaculture in New Zealand addresses social and cultural factors through legislation and policies that strongly utilize public consultation. The indigenous Mäori people, for example, play an integral role in aquaculture development.
Carbon dioxide is both a nutrient and a waste product in aquaculture. Some pond managers feel that application of organic matter to provide additional carbon dioxide can reduce pH and control blue-green algae.
Aquaculture may deliver commerical quantities of the tiny sea creatures, Bugula neritina, that provide important anticancer compounds.