Explanations

Period of time between an ebb slack and the subsequent ebb slack.

left top: value of characteristic number for a single event.
left bottom: mean value of the characteristic number within the period of data analysis.
right top: maximum value of the characteristic number within the period of data analysis.
right bottom: minimum value of the characteristic number within the period of data analysis.

Remark: The mean value is only computed at locations where all events have occurred within the period of data analysis.

Examples

tide current duration	maximum tide current duration

mean tide current duration	minimum tide current duration