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Schematic view of the bow of a ship, showing: A the martingale stay, B the dolphin striker and C the bobstay. A dolphin striker (an older term for a martingale boom or simply a martingale; sometimes called a striker) is a small vertical or near vertical ancillary spar spanning between the bowsprit and martingale thereby redirecting the tension in the forward end of the martingale slightly more ...
A bobstay is a part of the rigging of a sailing boat or ship. Its purpose is to counteract the upward tension on the bowsprit from the jibs and forestay. A bobstay may run directly from the stem to the bowsprit, [1] or it may run to a dolphin striker, a spar projecting downward, which is then held to the bowsprit or jibboom by a martingale stay.
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The Portsmouth Naval Shipyard (PNS), often called the Portsmouth Navy Yard, is a United States Navy shipyard on Seavey's Island in Kittery, Maine, bordering Portsmouth, New Hampshire. The naval yard lies along the southern boundary of Maine on the Piscataqua River. Founded on June 12, 1800, PNS is the U.S. Navy's oldest continuously operating ...
Dolphin was the penultimate design in the V-boat series. With a length of 319 ft (97 m) and a displacement only a little more than half that of the previous three large cruiser submarines (1,718 long tons (1,746 t) surfaced, 2,240 long tons (2,276 t) submerged), Dolphin was clearly an attempt to strike a medium between those latter submarines and earlier S-class submarines, which were little ...
Located within the Gulf of Maine watershed, the Great Bay Estuary is a drowned river valley composed of high-energy tidal waters, deep channels and fringing mudflats. The entire estuary extends inland from the mouth of the Piscataqua River between Kittery, Maine, and New Castle, New Hampshire through Little Bay into Great Bay proper at Furber Strait, a distance of 12 miles (19 km).
A whale strikes a boat off coast of Rye, N.H. on Tuesday, July 23, 2024, toppling two boaters into the water, who were rescued moments later by the boaters in the foreground.
The boat has a draft of 1.54 ft (0.47 m) with the daggerboard extended and 3 in (7.6 cm) with it retracted, allowing beaching or ground transportation on a trailer or car roof rack. [ 3 ] For sailing the design has hiking bars , a high freeboard and a molded splashguard in front of the mast.