When completing an online Hold Mail request, a confirmation page will be displayed with a confirmation number to verify your request has been accepted. Make sure you print out this page or copy down your confirmation number for future reference.
The tidal range is the vertical difference between the high tide and the succeeding low tide. Tides are the rise and fall of sea levels caused by the combined effects of the gravitational forces exerted by the Moon and the Sun and the rotation of the Earth.
About. Tidal waves are waves created by the gravitational forces of the sun or moon, and cause changes in the level of water bodies. Tsunami is a series of water waves caused by the displacement of large bodies of water.