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The Dory Rips is a phenomenon involving extreme
To warn mariners away from the Dory Rips, a
The Dory Rips is a phenomenon involving extreme tidal
Tidal is the adjectival form of tide.
Tidal may also refer to:
* ''Tidal'' (album), a 1996 album by Fiona Apple
* Tidal (king), a king involved in the Battle of the Vale of Siddim
* TidalCycles, a live coding environment for music
* Tidal (servic ...
agitation of waters located in the Bay of Fundy
The Bay of Fundy (french: Baie de Fundy) is a bay between the Canadian provinces of New Brunswick and Nova Scotia, with a small portion touching the U.S. state of Maine. It is an arm of the Gulf of Maine. Its extremely high tidal range is the hi ...
off the headland of Cape d'Or
Cape d'Or is a headland located near Advocate, Cumberland County, on the Bay of Fundy coast of the Canadian province of Nova Scotia.
The cape marks the north point of the entrance to the Minas Basin. Cape d'Or is a continuation of the North Moun ...
in Nova Scotia, Canada
Nova Scotia ( ; ; ) is one of the thirteen provinces and territories of Canada. It is one of the three Maritime provinces and one of the four Atlantic provinces. Nova Scotia is Latin for "New Scotland".
Most of the population are native Engl ...
.
The phenomenon occurs at the entrance to the Minas Basin
, image = Lookout On Way to Cape Split - 25006718579.jpg
, alt =
, caption = Looking east across the Southern Bight of Minas Basin from The Lookoff
, image_bathymetry =
, alt_bathymetry =
, ca ...
, which is known for the globe's highest tides.
The turbulence does not result from a simple rip tide
A rip tide, or riptide, is a strong offshore current that is caused by the tide pulling water through an inlet along a barrier beach, at a lagoon or inland marina where tide water flows steadily out to sea during ebb tide. It is a strong tidal flo ...
, but rather from the collision of three opposed tidal currents whose violence is enhanced by the presence of a subsurface reef
A reef is a ridge or shoal of rock, coral or similar relatively stable material, lying beneath the surface of a natural body of water. Many reefs result from natural, abiotic processes— deposition of sand, wave erosion planing down rock out ...
that forces the water upward. The powerful incoming tidal current loops back and collides with itself while another current, coursing in semicircular fashion around Advocate Bay, slams into the collision point at a 90-degree angle.
Marine Hazard
To warn mariners away from the Dory Rips, a foghorn
A foghorn or fog signal is a device that uses sound to warn vehicles of navigational hazards such as rocky coastlines, or boats of the presence of other vessels, in foggy conditions. The term is most often used in relation to marine transport. W ...
was placed at Cape d'Or in 1875 and a lighthouse
A lighthouse is a tower, building, or other type of physical structure designed to emit light from a system of lamps and lenses and to serve as a beacon for navigational aid, for maritime pilots at sea or on inland waterways.
Lighthouses mar ...
, which is still operational, was established in 1922.
See also
*Rip current
A rip current, often simply called a rip (or misleadingly a ''rip tide''), is a specific kind of water current that can occur near beaches with breaking waves. A rip is a strong, localized, and narrow current of water which moves directly away ...
References
d'Or Tides Tourist attractions in Cumberland County, Nova Scotia {{coord, 45, 17, 27, N, 64, 46, 27.5, W, display=title