They fall into the water below and safely swim away.
He fell down and the world swam away for awhile.
Odd individuals kept swimming away, only to return a short while later.
After a few days, most of the fish will swim away.
Then he twisted around and began swimming away, still under the surface.
We don't have to let this fish swim away with us.
The boat was going under, people were trying to swim away.
They said that if a whale does not like something, it will simply swim away.
The officer, who may have been hit, fell into the water and swam away.
They drowned in the lake while trying to swim away to safety.