a fish sleeps with its eyes open...so you cannot notice whether its awake or sleeping..or even if it sleeps...it stays in one place
No they do not. They often squirm but it depends on where they are sleeping to. If they are sleeping in a river, they might just move along with the rivers natural flow.
It's probably sleeping and if it still doesn't move it is dead!!:(
The fish that live at the bottom of the sea are equiped with a swim bladder and by adjusting the pressure in this organ they can go up or down easily as they swim.
The word for swim for a fish is "swim." Fish swim by moving their bodies and fins to propel themselves through the water.
Yes fish can swim.
A catfish would be an example of a fish that can swim.
Fish can swim in any direction.
to help the fish swim and float
the only fish that doesn't swim is none. only the mudskipper can go on land
One fish that should not swim in ponds is the Stonefish.
Pikes are a breed of fish.... all fish can swim !
There are certainly aquatic animals that can't swim, such as the clam, or the adult barnacle (and even then, the larval form of the barnacle does swim) but you wouldn't really call anything a fish if it couldn't swim. Fish swim.