what is unsustainable aquaculture

Aquaculture is defined by the National Aquaculture Act of 1980 as the breeding and raising of marine animals in controlled environments. This introduction can create an unhealthy spread of the invasive species under the right conditions. These systems are being used for numerous species of fish, shellfish, and aquatic plants. In order to convey a sustainable aquaculture definition, we have to Unfortunately, there are many unsustainable aquaculture practices, like taking too many wild fish out of the ocean in order to feed farmed fish. Depending on the set-up of the system, this can result in the discharge of significant amounts of wastewater containing feces, nutrients, and chemicals released into the environment. Because most farmed fish are carnivorous, they are fed either whole fish or pellets made from fish. Sustainable aquaculture could be the key to feeding our growing population. Pressured by industry, the U.S. government has also pushed this as a solution, budgeting $4.3 million for the 2011 fiscal year to support development of the ocean factory fish … The 2010 government-sponsored project was aimed at reducing poverty in Malaysia. This initiative is meant to help fund projects that will expand and improve aquaculture. Because farmed fish need a food source, other wild species are at risk of being over-fished for the manufacture of fish food. Aquaculture, in common with all other food production practices, is facing challenges for sustainable development. FAO/17429/A. Unless you live on the Gulf Coast, when you buy frozen shrimp at the grocery store, there's a good chance the crustaceans never spent a day in the ocean. As long as the water is treated before being discharged and none of the fish escape, these are sustainable options. It can involve freshwater or saltwater fish, plants, or other life forms, and the reasons might be commercial—as in the example of the shrimp—or they might be environmental or research-based. In these pens it is hard to address the problems of fecal waste, interactions with predators, introduction of non-native/exotic species, excess inputs (food, antibiotics), habitat destruction, and disease transfer. And, 42% of the seafood we consume now being supplied by aquaculture, how/where those fish are raised is becoming increasingly important for our growing population and food security. Farmed fish should no longer be dismissed as unsustainable. Aquaculture can also lead to the release of organic wastes into the ocean, which can cause harmful algal blooms. From …, By Mark J. Spalding, President of The Ocean Foundation [Fishing boat in Hong Kong Harbor (Photo: Mark J. Spalding)] Last week I attended the 10th International Sustainable Seafood Summit in …, Aquaculture makes a substantial contribution to our food supplies, so it must be done in a way that is sustainable. This could be the key to food security, but first, aquaculture needs to become safer, cleaner, and more sustainable. Michael Souza wrote about the fishing industry for The Balance and is an environmental consultant and former journalist. This process is just one of many that fall under the definition of aquaculture. Open pens have environmental and food safety flaws and are not sustainable. Often the aquaculture businesses will locate near coastlines for the easy access to clean and natural water. Some farms will use the unprocessed food fish as opposed to the safer processed fish pellets. This initiative is meant to help fund projects that will expand and improve aquaculture. Every year we catch 170 billion pounds of wild fish and shellfish. Instead, it destroyed the forest that the local population depended on for food and promised jobs were not forthcoming. Also, farmed fish have an increased chance of getting parasites such as sea lice, as opposed to fish that live and breed in their natural environments. by Mark J. Spalding, President of The Ocean Foundation Looking out the hotel window onto Hong Kong Harbor provides a view that spans centuries of international trade and history. Dr. The Best Choice in Fish-Food for Our Well-Being and Security. With such a drastic change to the local ecosystem comes a change in availability to people. While there are a number of ways aquaculture benefits the environment, there also are several concerns regarding its use that are important to understand—especially if you are considering becoming involved in the industry.

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