Uploaded April 2014 | Updated September 2026, 10 hours ago

---

Sailing School app apps.apple.com/app/sailing-school/id500663978
skippercheck.net

The difference of height between Mean High Water Spring (MHWS) and Mean Low Water Spring (MLWS) is referred to as spring range.
Also, the difference in height between Mean High Water Neap and Mean Low Water Neap is referred to as neap range.