1Earth Science Study Program, Faculty of Earth Science and Technology, Bandung Institute of Technology , Indonesia
2Indonesia Agency for Meteorology Climatology and Geophysics, Indonesia
3Earth Science Study Program, Faculty of Earth Science and Technology, Bandung Institute of Technology , Indonesia
4 Oceanography Research Group, Faculty of Earth Science and Technology, Bandung Institute of Technology, Indonesia
5 Korea-Indonesia Marine Technology Cooperation Research Center, Indonesia
6 Université de Bretagne Occidentale, Indonesia
BibTex Citation Data :
@article{IK.IJMS52863, author = {Khafid Rizki Pratama and Ivonne Radjawane and Bayu Edo Pratama}, title = {Effect of El-Niño Southern Oscillation (ENSO) on Heat Transport in The Indonesia Throughflow Passages and Ocean Heat Content in The Banda Sea}, journal = {ILMU KELAUTAN: Indonesian Journal of Marine Sciences}, volume = {30}, number = {1}, year = {2025}, keywords = {ITF; heat transport; ocean heat content; ENSO}, abstract = { Indonesia Throughflow (ITF) flows water mass from the Northern Pacific Ocean to the Indian Ocean through Indonesian waters. This research was conducted in the Eastern Indonesia waters in 2009–2019 using Copernicus Marine Environment Monitoring Service (CMEMS) reanalysis and World Ocean Database (WOD) to analyze heat transport in ITF passages and ocean heat content in the Banda Sea. The analysis shows that ITF and heat transport have a strong relationship with a correlation of 0.7 during El-Niño Southern Oscillation (ENSO). Regarding the vertical profile by depth, heat transport in the Makassar Strait during La Niña was detected to be stronger in the Labani Channel and Central Sulawesi water, with values of -1.2 PW and -0.6 PW. Then, in the Lifamatola Strait, it was identified as strengthening in the Lifamatola Channel and Halmahera Strait with a value of -0.5 PW and -0.3 PW. The lag correlation between heat transport and the Oceanic Niño Index (ONI) shows a lag time of around 3-4 months, with the ENSO preceding heat transport. Mixed layer depth has an inverse relationship and salinity has a direct relationship with ENSO. Meanwhile, salinity has a relationship that is directly proportional to the ENSO. Another influence is the Rossby (Kelvin) waves when La Niña (El Niño) propagates to the West (Central) Pacific region, which tends to cause higher (lower) sea level elevations so that ITF and heat transport become strong (weak). It causes the ocean heat content (OHC) to increase during La Niña and decrease during El Niño. }, issn = {2406-7598}, pages = {92--102} doi = {10.14710/ik.ijms.30.1.92-102}, url = {https://ejournal.undip.ac.id/index.php/ijms/article/view/52863} }
Refworks Citation Data :
Indonesia Throughflow (ITF) flows water mass from the Northern Pacific Ocean to the Indian Ocean through Indonesian waters. This research was conducted in the Eastern Indonesia waters in 2009–2019 using Copernicus Marine Environment Monitoring Service (CMEMS) reanalysis and World Ocean Database (WOD) to analyze heat transport in ITF passages and ocean heat content in the Banda Sea. The analysis shows that ITF and heat transport have a strong relationship with a correlation of 0.7 during El-Niño Southern Oscillation (ENSO). Regarding the vertical profile by depth, heat transport in the Makassar Strait during La Niña was detected to be stronger in the Labani Channel and Central Sulawesi water, with values of -1.2 PW and -0.6 PW. Then, in the Lifamatola Strait, it was identified as strengthening in the Lifamatola Channel and Halmahera Strait with a value of -0.5 PW and -0.3 PW. The lag correlation between heat transport and the Oceanic Niño Index (ONI) shows a lag time of around 3-4 months, with the ENSO preceding heat transport. Mixed layer depth has an inverse relationship and salinity has a direct relationship with ENSO. Meanwhile, salinity has a relationship that is directly proportional to the ENSO. Another influence is the Rossby (Kelvin) waves when La Niña (El Niño) propagates to the West (Central) Pacific region, which tends to cause higher (lower) sea level elevations so that ITF and heat transport become strong (weak). It causes the ocean heat content (OHC) to increase during La Niña and decrease during El Niño.
Article Metrics:
Last update:
Last update: 2025-03-23 19:11:29
Copy this form and after filling it, please send it to ijms@live.undip.ac.id:
COPYRIGHT TRANSFER STATEMENT
When this article is accepted for publication, its copyright is transferred to ILMU KELAUTAN Indonesian Journal of Marine Sciences, UNDIP. The copyright transfer covers the non exclusive right to reproduce and distribute the article, including reprints, translations, photographic reproductions, microform, electronic form (offline, online) or any other reproductions of similar nature.
The author warrants that this article is original and that the author has full power to publish. The author signs for and accepts responsibility for releasing this material on behalf of any and all co-authors. In regard to all kind of plagiarism in this manuscript, if any, only the author(s) will take full responsibility. If the article is based on or part of student’s skripsi, thesis or dissertation, the student needs to sign as his/her agreement that his/her works is going to be published.
Title of article :...........................................................................................................................Name of Author(s) :...........................................................................................................................Author’s signature :...........................................................................................................................Date :...........................................................................................................................
View My Stats
