Other Aquacultural Industries

   	
     By  definition, aqua culture is the practice of culturing any fish or plant in fresh, 
brackish, or marine water.  Modern methods of  fish farming are through 
* Cages anchor to the bottom of  a river or lake bed, or any body of water where the a constant 
change of water can occur.  This method is the more popular technique used world wide.
* Tanks or raceways.
* Pens or enclosures are manmade forms of trapping or redirecting natural water flows into 
excavated basin.

Large numbers of species are cultivated today.
In 1987, 
* Finfish  			                        6793441    (in Million Tons)
* Mollusks ( Oysters, Mussels, etc.)   		        2672394
* Crustaceans (Shrimps, prawns, crayfish, etc.)		574906
* Seaweeds			                        3139473
* Others			                        27702
		                              Total	13207916 million tons cultured fish

Common cultured fish
Sturgeon, Trout, Salmon, eel, Carp, Catfish, Perch, Tilapia,  Shrimp, Lobster, Crayfish, Crab, 
Mussel, Oyster, Scallop, Red, Brown, Green Algae