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Aquaponics is a food production system that couples aquaculture (raising aquatic animals such as fish, crayfish, snails or prawns in tanks) with hydroponics (cultivating plants in water) whereby the nutrient-rich aquaculture water is fed to hydroponically grown plants.
Prior to 1910, fish meal was primarily used as fertilizer, at least in the UK. [2]Fish meal is now primarily used as a protein supplement in compound feed. [2] [3] As of 2010, about 56% of fish meal was used to feed farmed fish, about 20% was used in pig feed, about 12% in poultry feed, and about 12% in other uses, which included fertilizer. [1]
Kung chae nampla (Thai: กุ้งแช่น้ำปลา, pronounced [kûŋ t͡ɕʰɛ̂ː nám.plāː]) is a Thai salad made from fresh raw shrimp soaked in Thai fish sauce and served with chunks of gourd, cloves of garlic, chilies, and spicy sauce. [1] Generally, Thais usually use whiteleg shrimp in this dish.
Preparing shrimp for consumption usually involves removing the head, shell, tail, and "sand vein". A notable exception is drunken shrimp, a dish using freshwater shrimp that is often eaten alive, but immersed in ethanol to make consumption easier. [11] To shell a shrimp, the tail is held while gently removing the shell around the body.
Large sums of money are spent by ardent bird feeders, who indulge their wild birds with a variety of bird foods and bird feeders. Over 55 million Americans over the age of 16 feed wild birds and spend more than $3 billion a year on bird food, and $800 million a year on bird feeders, bird baths, bird houses and other bird feeding accessories. [22]
A farmer constructing a shrimp farm in Pekalongan, Indonesia. A freshwater prawn farm is an aquaculture business designed to raise and produce freshwater prawns or shrimp 1 for human consumption. Freshwater prawn farming shares many characteristics with, and many of the same problems as, marine shrimp farming.
Farmed birds that are fed with commercial bird food are typically given a pre-blended feed consisting largely of grain, protein, mineral, and vitamin supplements. Examples of commercial bird food for chickens include chick starter medicated crumbles, chick grower crumbles, egg layer mash, egg layer pellet, egg layer crumbles, egg producer pellets, and boiler maker med crumbles. [12]
The practice of eating live seafood, such as fish, crab, oysters, baby shrimp, or baby octopus, is widespread. Oysters are typically eaten live. [ 1 ] The view that oysters are acceptable to eat, even by strict ethical criteria, has notably been propounded in the seminal 1975 text Animal Liberation , by philosopher Peter Singer .