Are there fish that can swim backwards?
Unlike other fish that use their whole bodies to swim, triggerfish usually get around using only their top and bottom fins. That makes them highly maneuverable—they can swim backwards and forwards, or hover like a UFO.
What Cannot swim backwards?
Moving forward: Sharks are the only fish that can’t swim backwards — and if you pull a shark backward by its tail, it will die.
Is it possible to swim backwards?
Backward swimming is no exception, you will rotate your body from side to side. So stay away from flat stomach swimming. Another important tip is to keep your head low as if you are pressing your entire chest and head into the water. This will make sure to keep your legs at the surface while you move backward.