La fosse Romanche ou fosse de la Romanche (aussi appelé sillon Romanche, faille Romanche ou Zone de fracture Romanche) est la troisième plus profonde fosse océanique de l'océan Atlantique, après la fosse de Porto Rico et la fosse des Sandwich-du-sud. Elle découpe la dorsale médio-Atlantique, juste au nord de l'équateur, au point le plus étroit entre le Brésil et l'Afrique de l'Ouest, s'étendant de 2°N à 2°S de latitude et de 16°W à 20°W de longitude.
2009/04/12
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The Romanche Trench, also called the Romanche Furrow or Romanche Gap, is the third deepest of the major trenches of the Atlantic Ocean, after the Puerto Rico Trench and the South Sandwich Trench. It bisects the Mid-Atlantic Ridge just north of the equator at the narrowest part of the Atlantic between Brazil and West Africa, extending from 2°N to 2°S and from 16°W to 20°W.
It is a natural anchorage place, just off the breakwater, which provides protection for the dinghy when landing.
However, this anchorage is reported to be rolly. In the winter months
(July) the seas here are generally calm. A stone pier was built for tieing up small ships. Bigger ...
The coral atoll is built on the upper, western part of the flat top of a volcanic seamount on the north east part of the Brazilian continental margin. The seamount rises to a depth of 30 to 15 metres (98 to 49 ft) below the surface. The distance from the reef ...