Major Categories of Fish Aquaculture
There are two kinds of aquaculture: extensive aquaculture based on local photosynthetical production and intensive aquaculture, in which the fish are fed with external food supply.
Read more about this topic: Fish Farming
Famous quotes containing the words major, categories and/or fish:
“Inanimate objects are classified scientifically into three major categories—those that don’t work, those that break down and those that get lost.”
—Russell Baker (b. 1925)
“All cultural change reduces itself to a difference of categories. All revolutions, whether in the sciences or world history, occur merely because spirit has changed its categories in order to understand and examine what belongs to it, in order to possess and grasp itself in a truer, deeper, more intimate and unified manner.”
—Georg Wilhelm Friedrich Hegel (1770–1831)
“Wallowing in this bloody sty,
I cast for fish that pleased my eye”
—Robert Lowell (1917–1977)