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Focus
Top image credit: Reuther/EHP (repeated photo: Greenwell/EHP; fish on far left: Digital Stock; all others: PhotoDisc)
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Aquaculture: Satisfying the Global Appetite John Tibbetts Abstract
For centuries, aquaculture---the farming of fish, shellfish, and aquatic plants---has been mostly a small-scale subsistence activity, providing relatively low yields. But during the past few decades, aquatic farming has abruptly undergone a startling transformation that has made it the fastest growing food production system worldwide. Where aquaculture systems have grown too fast and with little or no regard for the environment, however, coastal ecosystems have suffered, wild fish species have been adversely affected, and fish stock diseases have spread rapidly from farm to farm. But most experts agree that aquaculture, when managed and located correctly, does little or no harm to marine and coastal ecology. To that end, aquaculture associations around the world are now looking at ways to begin adopting more environmentally sustainable practices.
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