Sea surface temperature in continental and insular coastal Colombian waters: observations of the recent past and near-term numerical projections

ABSTRACT Sea surface temperature (SST) simulation for the 1970-2007 period and its projection up to 2035 was carried out with the Regional Ocean Modeling System (ROMS) for the Colombian Caribbean Sea (CCS) and the Colombian Pacific Basin (CPB). Spatial bias using the International Comprehensive Ocea...

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Autores principales: Villegas,Nancy, Malikov,Igor, Farneti,Riccardo
Lenguaje:English
Publicado: Pontificia Universidad Católica de Valparaíso. Facultad de Recursos Naturales. Escuela de Ciencias del Mar 2021
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Acceso en línea:http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-560X2021000200307
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spelling oai:scielo:S0718-560X20210002003072021-06-10Sea surface temperature in continental and insular coastal Colombian waters: observations of the recent past and near-term numerical projectionsVillegas,NancyMalikov,IgorFarneti,Riccardo Caribbean Pacific sea surface temperature trends global warming ROMS ABSTRACT Sea surface temperature (SST) simulation for the 1970-2007 period and its projection up to 2035 was carried out with the Regional Ocean Modeling System (ROMS) for the Colombian Caribbean Sea (CCS) and the Colombian Pacific Basin (CPB). Spatial bias using the International Comprehensive Ocean-Atmosphere Data Sets (ICOADS) and Operational Sea Surface Temperature and Sea Ice Analysis (OSTIA) for 1982-2007 shows an adequate representation of surface characteristics in both marine study regions, especially on the CPB. The 1970-2007 period's deviation measures reveal a good fit between ICOADS data and simulated SST. The spatial distribution of linear multi-annual regression (ICOADS 1970-2007) evidences a similar positive trend in both regions (0.01°C yr−1). Differences in the spatial distribution of trends between the two regions (ROMS 2008-2035) prescribe that general warming of CCS will be less (0.01°C yr−1) than that of CPB (0.02°C yr−1). The average SST trend in waters close to continental and insular coastal stations of CCS and CPB obtained from ICOADS (1970-2015) are 0.016 and 0.013°C yr−1, respectively. The average trend in the same stations obtained from the projection using ROMS (2008-2035) is 0.025°C yr−1 for CCS and 0.015°C yr−1 for CPB. The SST projection for 2008-2035 in the CCS shows the highest SST increase slope in waters near Punta Gallinas and in the CPB it is evidenced in waters near Malpelo Island.info:eu-repo/semantics/openAccessPontificia Universidad Católica de Valparaíso. Facultad de Recursos Naturales. Escuela de Ciencias del MarLatin american journal of aquatic research v.49 n.2 20212021-05-01text/htmlhttp://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-560X2021000200307en10.3856/vol49-issue2-fulltext-2481
institution Scielo Chile
collection Scielo Chile
language English
topic Caribbean
Pacific
sea surface temperature
trends
global warming
ROMS
spellingShingle Caribbean
Pacific
sea surface temperature
trends
global warming
ROMS
Villegas,Nancy
Malikov,Igor
Farneti,Riccardo
Sea surface temperature in continental and insular coastal Colombian waters: observations of the recent past and near-term numerical projections
description ABSTRACT Sea surface temperature (SST) simulation for the 1970-2007 period and its projection up to 2035 was carried out with the Regional Ocean Modeling System (ROMS) for the Colombian Caribbean Sea (CCS) and the Colombian Pacific Basin (CPB). Spatial bias using the International Comprehensive Ocean-Atmosphere Data Sets (ICOADS) and Operational Sea Surface Temperature and Sea Ice Analysis (OSTIA) for 1982-2007 shows an adequate representation of surface characteristics in both marine study regions, especially on the CPB. The 1970-2007 period's deviation measures reveal a good fit between ICOADS data and simulated SST. The spatial distribution of linear multi-annual regression (ICOADS 1970-2007) evidences a similar positive trend in both regions (0.01°C yr−1). Differences in the spatial distribution of trends between the two regions (ROMS 2008-2035) prescribe that general warming of CCS will be less (0.01°C yr−1) than that of CPB (0.02°C yr−1). The average SST trend in waters close to continental and insular coastal stations of CCS and CPB obtained from ICOADS (1970-2015) are 0.016 and 0.013°C yr−1, respectively. The average trend in the same stations obtained from the projection using ROMS (2008-2035) is 0.025°C yr−1 for CCS and 0.015°C yr−1 for CPB. The SST projection for 2008-2035 in the CCS shows the highest SST increase slope in waters near Punta Gallinas and in the CPB it is evidenced in waters near Malpelo Island.
author Villegas,Nancy
Malikov,Igor
Farneti,Riccardo
author_facet Villegas,Nancy
Malikov,Igor
Farneti,Riccardo
author_sort Villegas,Nancy
title Sea surface temperature in continental and insular coastal Colombian waters: observations of the recent past and near-term numerical projections
title_short Sea surface temperature in continental and insular coastal Colombian waters: observations of the recent past and near-term numerical projections
title_full Sea surface temperature in continental and insular coastal Colombian waters: observations of the recent past and near-term numerical projections
title_fullStr Sea surface temperature in continental and insular coastal Colombian waters: observations of the recent past and near-term numerical projections
title_full_unstemmed Sea surface temperature in continental and insular coastal Colombian waters: observations of the recent past and near-term numerical projections
title_sort sea surface temperature in continental and insular coastal colombian waters: observations of the recent past and near-term numerical projections
publisher Pontificia Universidad Católica de Valparaíso. Facultad de Recursos Naturales. Escuela de Ciencias del Mar
publishDate 2021
url http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-560X2021000200307
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AT farnetiriccardo seasurfacetemperatureincontinentalandinsularcoastalcolombianwatersobservationsoftherecentpastandneartermnumericalprojections
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