Salt water has a slightly higher density, so it will be a little quicker to swim in fresh water.
salt water
They live in salt water They live in salt water
for a simple answer,Yes
Because there is salt in sea water and salt makes you float better so is easier to swim.
probally fresh because no salt in mouth or eyes addition: it is easier to float/swim in seawater since seawater is denser than fresh water.
clean the tank and while you are doing that put it in a small bowl but with enough room to swim with fresh water but make sure that if it is a fresh water its in fresh water if it is salt water it is in salt water
The bull shark.
You are more buoyant in salt water than in fresh water, so it takes less energy just to stay afloat, making it easier to swim.
bull sharks.
I don't know about health benefits, but...You are more buoyant in salt water, but fresh water feels better on the skin. salty water is the best to swim in because if your ill every year you can swim in it and you will not be ill for a year
it depends... is it a salt water or fresh water type of fish. if it is a fresh water kind there is something wrong with it but if it is a salt water kind apparently some have been found to swim backwards for no apparent reason.
if they are naturally used to fresh water