Aground ALL0-9ABCDEFGHIJKLMNOPQRSTUVWXYZA Vessel resting on the bottom (shore or reef) of a body of water, ‘ran aground’ (usually involuntarily) Related content: How much water?A core skill for any skipper is knowing if there's enough water to float. Knowing how to work this out opens up new places to explore and prevents running aground due to lack of water. Learn about tides and depths on charts. Approximately 4 hoursPlotting PositionsUnderstanding the impact wind and tide will have on your vessel allows you to consider your progress over a chart and make informed decisions. Learn how to plot positions using paper and electronic charts. Approximately 5 hoursIRPCS: International Regulations for Preventing Collisions at Sea« Back to Glossary Index