Aquaculture (also spelled aquiculture) is the cultivation of the natural produce of water such as fish and shellfish. Mariculture should be a specialized subset of aquaculture.
Some examples of aquaculture include raising catfishes in freshwater ponds, growing culture pearl etc.
... any period of time without a legitimate basis of authority.
The first to have the title of "Tyrant" was Pisistratus in 560 BC.
In modern times Tyrant has come to mean ...