Mixing analysis of nutrients, oxygen and inorganic carbon in the Canary Islands region
19 páginas, 5 figuras, 2 tablas We show the distribution of nutrients, oxygen, total dissolved inorganic carbonŽCT.and total alkalinityŽAT.along three sections close to the Canary Islands, between 188W and the African coast during Meteor 37r2 cruiseŽJanuary 1997. From the thermohaline properties of...
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ftcsic:oai:digital.csic.es:10261/53186 2024-02-11T09:56:17+01:00 Mixing analysis of nutrients, oxygen and inorganic carbon in the Canary Islands region Pérez, Fiz F. Mintrop, L. Llinás, O. González-Dávila, Melchor Castro, Carmen G. Álvarez, Marta Körtzinger, Arne Santana-Casiano, Magdalena Rueda, María José Ríos, Aida F. 2001 http://hdl.handle.net/10261/53186 https://doi.org/10.1016/S0924-7963(01)00003-3 en eng Elsevier http://dx.doi.org/10.1016/S0924-7963(01)00003-3 Journal of Marine Systems 28(3-4): 183-201 (2001) 0924-7963 http://hdl.handle.net/10261/53186 doi:10.1016/S0924-7963(01)00003-3 open Water masses CO2 Oxygen Nutrients NO NCO North Atlantic artículo http://purl.org/coar/resource_type/c_6501 2001 ftcsic https://doi.org/10.1016/S0924-7963(01)00003-3 2024-01-16T09:39:22Z 19 páginas, 5 figuras, 2 tablas We show the distribution of nutrients, oxygen, total dissolved inorganic carbonŽCT.and total alkalinityŽAT.along three sections close to the Canary Islands, between 188W and the African coast during Meteor 37r2 cruiseŽJanuary 1997. From the thermohaline properties of Eastern North Atlantic Central WaterŽENACW., Mediterranean WaterŽMW., Antarctic Intermediate WaterŽAAIW.and North Atlantic Deep WaterŽNADW., a mixing model has been established based on the water mass description. It can explain most of the variabilities found in the distribution of the chemical variables, including the carbon system, and it is validated through the use of conservative chemical variables like ‘NO.’ From nutrients, oxygen, AT and CT, the chemical characterisation of the water masses was performed by calculating the concentration of these variables in the previously defined thermohaline end-members. The relative variation of nutrient concentrations, resulting from the regeneration of organic matter, was estimated. Close to the African shelf-break, a poleward undercurrent conveying as much as a 11% of AAIW was observed only in the southern sectionŽ28.58N. From the chemical and thermohaline properties of the end-members, a comparison with data from other oceanic regions was made in respect to conservative chemical variablesŽ‘NO’. In addition, a north–south gradient in the ventilation pattern of water masses is observed from the residuals of the model Processing and the modelling work were supported by the MAS3-CT96-60 project of EU. Peer reviewed Article in Journal/Newspaper Antarc* Antarctic North Atlantic Digital.CSIC (Spanish National Research Council) Antarctic Journal of Marine Systems 28 3-4 183 201 |
institution |
Open Polar |
collection |
Digital.CSIC (Spanish National Research Council) |
op_collection_id |
ftcsic |
language |
English |
topic |
Water masses CO2 Oxygen Nutrients NO NCO North Atlantic |
spellingShingle |
Water masses CO2 Oxygen Nutrients NO NCO North Atlantic Pérez, Fiz F. Mintrop, L. Llinás, O. González-Dávila, Melchor Castro, Carmen G. Álvarez, Marta Körtzinger, Arne Santana-Casiano, Magdalena Rueda, María José Ríos, Aida F. Mixing analysis of nutrients, oxygen and inorganic carbon in the Canary Islands region |
topic_facet |
Water masses CO2 Oxygen Nutrients NO NCO North Atlantic |
description |
19 páginas, 5 figuras, 2 tablas We show the distribution of nutrients, oxygen, total dissolved inorganic carbonŽCT.and total alkalinityŽAT.along three sections close to the Canary Islands, between 188W and the African coast during Meteor 37r2 cruiseŽJanuary 1997. From the thermohaline properties of Eastern North Atlantic Central WaterŽENACW., Mediterranean WaterŽMW., Antarctic Intermediate WaterŽAAIW.and North Atlantic Deep WaterŽNADW., a mixing model has been established based on the water mass description. It can explain most of the variabilities found in the distribution of the chemical variables, including the carbon system, and it is validated through the use of conservative chemical variables like ‘NO.’ From nutrients, oxygen, AT and CT, the chemical characterisation of the water masses was performed by calculating the concentration of these variables in the previously defined thermohaline end-members. The relative variation of nutrient concentrations, resulting from the regeneration of organic matter, was estimated. Close to the African shelf-break, a poleward undercurrent conveying as much as a 11% of AAIW was observed only in the southern sectionŽ28.58N. From the chemical and thermohaline properties of the end-members, a comparison with data from other oceanic regions was made in respect to conservative chemical variablesŽ‘NO’. In addition, a north–south gradient in the ventilation pattern of water masses is observed from the residuals of the model Processing and the modelling work were supported by the MAS3-CT96-60 project of EU. Peer reviewed |
format |
Article in Journal/Newspaper |
author |
Pérez, Fiz F. Mintrop, L. Llinás, O. González-Dávila, Melchor Castro, Carmen G. Álvarez, Marta Körtzinger, Arne Santana-Casiano, Magdalena Rueda, María José Ríos, Aida F. |
author_facet |
Pérez, Fiz F. Mintrop, L. Llinás, O. González-Dávila, Melchor Castro, Carmen G. Álvarez, Marta Körtzinger, Arne Santana-Casiano, Magdalena Rueda, María José Ríos, Aida F. |
author_sort |
Pérez, Fiz F. |
title |
Mixing analysis of nutrients, oxygen and inorganic carbon in the Canary Islands region |
title_short |
Mixing analysis of nutrients, oxygen and inorganic carbon in the Canary Islands region |
title_full |
Mixing analysis of nutrients, oxygen and inorganic carbon in the Canary Islands region |
title_fullStr |
Mixing analysis of nutrients, oxygen and inorganic carbon in the Canary Islands region |
title_full_unstemmed |
Mixing analysis of nutrients, oxygen and inorganic carbon in the Canary Islands region |
title_sort |
mixing analysis of nutrients, oxygen and inorganic carbon in the canary islands region |
publisher |
Elsevier |
publishDate |
2001 |
url |
http://hdl.handle.net/10261/53186 https://doi.org/10.1016/S0924-7963(01)00003-3 |
geographic |
Antarctic |
geographic_facet |
Antarctic |
genre |
Antarc* Antarctic North Atlantic |
genre_facet |
Antarc* Antarctic North Atlantic |
op_relation |
http://dx.doi.org/10.1016/S0924-7963(01)00003-3 Journal of Marine Systems 28(3-4): 183-201 (2001) 0924-7963 http://hdl.handle.net/10261/53186 doi:10.1016/S0924-7963(01)00003-3 |
op_rights |
open |
op_doi |
https://doi.org/10.1016/S0924-7963(01)00003-3 |
container_title |
Journal of Marine Systems |
container_volume |
28 |
container_issue |
3-4 |
container_start_page |
183 |
op_container_end_page |
201 |
_version_ |
1790601958636126208 |