Mean high water springs

Mean high water springs

The mean high water spring is the highest level to which spring tides reach on the average over a period of time (often 19 years). This level is generally close to being the "high water mark" where debris accumulates on the shore annually.

External links

* [http://www.pol.ac.uk/ntslf/tgi/definitions.html Definitions] of various tide related terms on the Proudman Oceanographic Laboratory site.


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