Well, yes, horses should always have access to fresh water.
more fresh water yes
Yes.
yes
The golf of Mexico
Not necessarily , the key point here is access to fresh water . Simply place fresh water out for your pet where they can have ready access to water .
Mexico :p
The Gulf of Mexico
When the Mississippi River water flows into the Gulf of Mexico the fresh water does not mix immediately with the salt water. Instead, it takes a while and the fresh water forms a plume and does not mix for a while.
Africa
There is. People drink it everyday.
yes