Turn the ignition off and hang on tight.
If you're boat runs aground, at high speed, you injure yourself and all you passengers, so you should check to make sure that all of your passengers are okay. The next thing you should do is check for damage.
If your boat runs aground, check to see if anyone's hurt, and render assistance as necessary.
If your inboard outboard boat runs aground what action should you take?
You are lucky.
If your boat runs aground, check the safety of passengers, then check for leaks.
Try to shove off with a paddle or boathook.
Make sure no one is injured and then checks for no leaks.
Try to shove off with a paddle or boathook.
Try to shove off with a paddle or boathook.
Try to shove off with a paddle or boathook.
Try to shove off with a paddle or boathook.
That would be determined by the type of boat! First thing would be to determine if the boat is taking on water. If not, then determine the condition of your running gear and steering. If all is well, wait for high tide to float you off the shallows or get assistance and be towed off.