Best anchorages and harbours in United States

Lynnhaven Marine

Large full-service marina on Lynnhaven Inlet at Virginia Beach, with direct access to Chesapeake Bay and the Atlantic.

Macatawa Lake Public Access

Public boat ramp on Lake Macatawa at Holland, Michigan, on Ottawa Beach Road between Anchorage Marina and Yacht Basin Marina.

MacCallum's Boathouse

Boat dealership and marina on Northwood Lake at 1049 Dover Road in Epsom, New Hampshire.

MacDonald's Resort

Family-run marina and resort on Scenic Bay at Bayview, Idaho, on the southern end of Lake Pend Oreille, halfway between Coeur d'Alene and Sandpoint.

Mackey's Marina

Marina on Mackeys Creek off the south shore of Albemarle Sound, near Roper in North Carolina, opposite Edenton.

Mackinaw City Marina

Municipal 88-berth marina on the south shore of the Straits of Mackinac in Michigan, just east of the Mackinac Bridge.

MacRay Harbor

Marina on the Lake St. Clair shore of Anchor Bay at Harrison Township, Michigan, about one mile north of the Clinton River mouth.

Madeira Beach Marina

City-owned marina of 70 wet berths and 80 dry-storage spaces on the Intracoastal Waterway at Madeira Beach, in Pinellas County, Florida.

Madeline Island Yacht Club Inc.

The only marina on Madeline Island, at La Pointe on Lake Superior, at the gateway to Apostle Islands National Lakeshore.

Madelyn Marina

48-berth marina at Sturgeon Bay, on the Door Peninsula, set beside the Bayview Bridge in Wisconsin.

Mago Point Marina

Small marina on Mago Point, on the east bank of the lower Niantic River at Waterford, Connecticut.

Magothy Marina

Condominium marina of 182 deep-water berths on the Magothy River at Severna Park, Maryland, between Annapolis and Baltimore.

Maidstone Harbor Marina

Marina in a sheltered cove off Three Mile Harbor, an inlet of Gardiner's Bay at East Hampton on Long Island's South Fork.

Main Pier Marina

Marina at the mouth of the Au Sable River in Oscoda, 125 berths with fuel and direct access to Lake Huron.

Maine Yacht Center

Full-service boatyard and marina on the Presumpscot River side of Portland, Casco Bay, with 80 berths and a 990ft pontoon.

Malone's Bayside Marina

Marina and RV park at 36085 Long Neck Road in Millsboro, on the shore of Indian River Bay in Delaware.

Manasquan River Yacht Club

Private yacht club on the Manasquan River at Brielle, New Jersey, about a mile upriver from Manasquan Inlet.

Manatee Bay Club

Private gated marina at 999 Morris Avenue in North Key Largo, about 20 minutes from the mainland.

Manatee Cove Marina

Military recreation marina on the Banana River at Patrick Space Force Base, Florida, with 232 wet berths and 280 dry slots.

Manatee Marina

Marina and boatyard at the south end of the Manatee Pocket, in the fishing village of Port Salerno near Stuart.

Manchester Harbor Boat Club

Members' boat club in Manchester Harbor on Cape Ann, Massachusetts, on the same sheltered inlet as the town's boatyards.

Manchester Marine

Full-service boatyard inside Manchester Harbor on Cape Ann, Massachusetts, with around 40 seasonal berths and transient moorings.

Manchester Yacht Club

Members' yacht club at Tucks Point in Manchester-by-the-Sea, Massachusetts, set just inside the entrance to Manchester Harbour.

Mandan

Anchorage off Key Largo in the upper Florida Keys, with a sand bottom in shallow water on the Florida Bay side.

• Sheltered NE, E, S, SE

Mandarin Holiday Marina

Full-service marina on the east bank of the St Johns River in the Mandarin district of southern Jacksonville, Florida. Now also known as Windward Andreu Marina.

Mangrove Marina

Bayside marina on a mangrove-ringed basin at Tavernier, Florida Keys, near Mile Marker 91.7 on the upper Keys.

Manhasset Bay Marina

Marina at Port Washington on Manhasset Bay, off the western end of Long Island Sound in New York.

Manistee Municipal Marina

City-run marina on the Manistee River channel, next to downtown Manistee, between Lake Michigan and Manistee Lake in west Michigan.

Manitou Beach Marina

Private marina on Braddock Bay, south shore of Lake Ontario, in the town of Greece west of Rochester, New York.

Manitowoc Marina

Marina of about 250 floating deep-water berths on the western shore of Lake Michigan, just south of the Manitowoc River in Wisconsin.