ADCP current profiles and conductivity and temperature collected at two points of Camarinal Sill, Strait of Gibraltar

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Main Authors: García-Lafuente, Jesús, Sánchez Garrido, José Carlos, Naranjo, Cristina, Sammartino, Simone
Format: Dataset Open Access
Language:en
Published: PANGAEA 2016
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author García-Lafuente, Jesús
Sánchez Garrido, José Carlos
Naranjo, Cristina
Sammartino, Simone
author_facet García-Lafuente, Jesús
Sánchez Garrido, José Carlos
Naranjo, Cristina
Sammartino, Simone
collection Datos científicos de ciencias marinas y ambientales
contents The present study addresses the hypothesis that the Western Alborán Gyre in the Alborán Sea (the westernmost Mediterranean basin adjacent to the Strait of Gibraltar) influences the composition of the outflow through the Strait of Gibraltar. The process invoked is that strong and well-developed gyres help to evacuate the Western Mediterranean Deep Water from the Alboran basin, thus increasing its presence in the outflow, whereas weak gyres facilitates the outflow of Levantine and other Intermediate waters. To this aim, in situ observations collected at Camarinal (the main) and Espartel (the westernmost) sills of the Strait have been analyzed along with altimetry data, which were employed to obtain a representative proxy of the strength of the gyre. An encouraging correlation of the expected sign was observed between the time series of potential temperature at Espartel sill, which is show to keep information on the outflow composition, and the proxy of the Western Alborán Gyre, which strongly suggests the correctness of the hypothesis, although the weakness of the involved signals does not allow for drawing definitive conclusions.
format Dataset Open Access
id pangaea_https___doi_org_10_1594_PANGAEA_864967
institution PANGAEA
language en
publishDate 2016
publisher PANGAEA
record_format pangaea
spellingShingle ADCP current profiles and conductivity and temperature collected at two points of Camarinal Sill, Strait of Gibraltar
García-Lafuente, Jesús
Sánchez Garrido, José Carlos
Naranjo, Cristina
Sammartino, Simone

The present study addresses the hypothesis that the Western Alborán Gyre in the Alborán Sea (the westernmost Mediterranean basin adjacent to the Strait of Gibraltar) influences the composition of the outflow through the Strait of Gibraltar. The process invoked is that strong and well-developed gyres help to evacuate the Western Mediterranean Deep Water from the Alboran basin, thus increasing its presence in the outflow, whereas weak gyres facilitates the outflow of Levantine and other Intermediate waters. To this aim, in situ observations collected at Camarinal (the main) and Espartel (the westernmost) sills of the Strait have been analyzed along with altimetry data, which were employed to obtain a representative proxy of the strength of the gyre. An encouraging correlation of the expected sign was observed between the time series of potential temperature at Espartel sill, which is show to keep information on the outflow composition, and the proxy of the Western Alborán Gyre, which strongly suggests the correctness of the hypothesis, although the weakness of the involved signals does not allow for drawing definitive conclusions.
title ADCP current profiles and conductivity and temperature collected at two points of Camarinal Sill, Strait of Gibraltar
topic
url https://doi.org/10.1594/PANGAEA.864967