It looks like you're new here. If you want to get involved, click one of these buttons!
Colors, bright and contrasting with the water or any other objects that a boat would drive over.
Paddle - put SOLAS tape on each shaft near the blade. If there is any sun it'll catch the light and flash as you paddle.
Boat - more SOLAS tape, a bit on each end along the side.
You must have missed his profile. Or you just don't care how you come across. DB.