What is a ‘Drying Height’ on a Chart?
The definition of a drying height: “The drying height is the vertical distance of the seabed that is exposed by the tide, above the sea water level at the lowest astronomical tide.” But this…
Tag: sand colours
A Sand Colour Mystery
If you study the picture below, you will notice that the sand is not all the same colour. There appear to be three colours. Ignoring…