At St.Marys, the St.Marys River widens into a basin that offers good anchorage. The holding ground is a relative thin layer of mud over sand. The St.Marys River has an average depth btw. 20 to 30 feet. Outside the main channel the average anchoring depth is 10+ feet.
Tide fluctuations are around 6 feet.
There are excellent hurricane and storm holes in the area, mainly
» the St.Marys River west of St.Marys offers good deep water holding
» The North-river is very protected
St.Marys offers a public dock for short term docking and emergency. There is also a public dinghy dock.
For longer stays either anchor out or use the Marina
There is a strong "current" in the St.Marys River in conjunction with the tides. The current can be 5 to 6 knots.
This is also an area with a long fetch.
»Boats anchored before St.Marys will most likely have a long scope
»Boats with different draft and freeboard will swing differently, due to being either more wind- or current driven. Give consideration to what kind of boat your neighbor is.
»white crosses indicate anchorage
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