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Ligurian Sea

Coordinates:43°30′N9°00′E / 43.500°N 9.000°E /43.500; 9.000
From Wikipedia, the free encyclopedia
Arm of the Mediterranean Sea between the Italian Riviera (Liguria) and the island of Corsica
The Ligurian Sea
The Ligurian Sea: in red the border according toInternational Hydrographic Organization, in blue the border according toIstituto Idrografico della Marina

TheLigurian Sea[a] is an arm of theMediterranean Sea. It lies between theItalian Riviera (Liguria) and the island ofCorsica. The sea is thought to have been named after the ancientLigures people.

Geography

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The sea bordersItaly as far as its border withFrance, and the French island ofCorsica. In the east, the sea borders theTyrrhenian Sea, while in the west it borders the Mediterranean Sea proper.Genoa is the most prominent city in the area. The northwest coast is noted for its scenery and climate.[citation needed]

TheGulf of Genoa is its northernmost part. The ports of Genoa andLa Spezia are on its rocky coast. It reaches a maximum depth of more than 2,800 m (9,300 ft) northwest of Corsica.

According to a 1983 study, since 1977 a series of experimental analyses on sea-level variations at Genoa and Imperia highlighted "the existence of aseiche wave with ameanperiod of 5.8 hours", whose reasons weren't yet explained at that time. The Ligurian Sea was modeled as a rectangular semi-closed basin with a longitudinal length of 40 km (25 mi) and a transversal one of 10 km (6.2 mi), in an average constant depth of 2,000 m (6,600 ft; 1,100 fathoms).[1]

Extent

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TheInternational Hydrographic Organization defines the limits of the Ligurian Sea as follows:[2]

On the Southwest. A line joiningCape Corse (Cape Grosso, 9°23′E) the Northern point of Corsica to the frontier between France and Italy (7°31′E).

On the Southeast.A line joining Cape Corse withTinetto Island (44°01′N9°51′E / 44.017°N 9.850°E /44.017; 9.850) and thence throughTino andPalmaria Islands to San Pietro Point (44°03′N9°50′E / 44.050°N 9.833°E /44.050; 9.833) on the Coast of Italy.

On the North TheLigurian Coast of Italy.

Flowings

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The Ligurian Sea is traversed by theModified Atlantic Water (MAW) on its surface and by the Levantine Intermediate Water in depth. It is also brushed by the two main currents which surround theCorsica island: the Western Corsica Current and the Tyrrenian current that reaches theCorsica Channel.[3]

Conservation

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In order to provide protection for the numerouscetacean (whales anddolphins;porpoises are not found in this part of the Mediterranean Sea) species in the Ligurian Sea the bordering countries established the sea as aSPAMI in 1999. TheInternational Ligurian Sea Cetacean Sanctuary now covers 84,000 km2 (32,000 sq mi) coveringterritorial waters as well ashigh sea.[citation needed]

Image gallery

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References

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Wikimedia Commons has media related toLigurian Sea.

Notes

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  1. ^Italian:Mar Ligure;French:Mer Ligurienne;Ligurian:Mâ Ligure;Corsican:Mari Liguru

Citations

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  1. ^Papa, Lorenzo (1 December 1983)."A numerical computation of a seiche oscillation of the Ligurian Sea".Geophysical Journal International.75 (3).Oxford University Press:659–667.Bibcode:1983GeoJ...75..659P.doi:10.1111/j.1365-246X.1983.tb05004.x.ISSN 0956-540X.OCLC 4640460944.
  2. ^"Limits of Oceans and Seas, 3rd edition"(PDF). International Hydrographic Organization. 1953. Archived fromthe original(PDF) on 5 October 2018. Retrieved28 December 2020.
  3. ^Vignudelli, S.; Cipollini, P.; Reseghetti, F.; Fusco, G.; Gasparini, G. P.; Manzella, G. M. R. (2003)."Comparison between XBT data and TOPEX/Poseidon satellite altimetry in the Ligurian-Tyrrhenian area"(pdf).Annales Geophysicae.21 (21). European Geosciences Union:123–135.Bibcode:2003AnGeo..21..123V.doi:10.5194/angeo-21-123-2003.ISSN 0992-7689.Archived(PDF) from the original on November 20, 2008. At the introductory paragraph.
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