ILMU KELAUTAN: Indonesian Journal of Marine Sciences
Vol 15, No 2 (2010): Ilmu Kelautan

Wind-driven Coastal Upwelling Along South of Sulawesi Island

Abdullah Habibi (WWF Indonesia. Kantor Taman A9, Unit A1. Jl. Mega Kuningan Lot 89/A9 Kawasan Mega Kuningan, Jakarta 12950. Telp. +62 811 811 4193 E-mail: abd.habibi@yahoo.com, ahabibi@wwf.or.id)
Riza Yuliratno Setiawan (Bremen International Graduate School for Marine Sciences Universität Bremen Leobener Straße 28359 Bremen Germany Phone +62 812 7320 1665
Email: rizaocean@gmail.com)

Akhmad Yusuf Zuhdy (Jurusan T. Sipil, FTSP-Institut Teknologi 10 Nopember Surabaya Jl. Raya Menur 127 Surabaya 60115.)



Article Info

Publish Date
01 Feb 2012

Abstract

The sea in the vicinity of south of Sulawesi Island (SSI) is influenced by monsoon winds. The present observation shows that coastal upwelling in the region is a dominant process leading to high chlorophyll-a (Chl-a) concentration during southeast (SE) monsoon season. Southeasterly monsoon winds are responsible for the upwelling formation.The objective of the reseach was to describe the wind-driven upwelling occurrence.  The bloom increases gradually, starting in May and climbing up to peak value (1.1 mg/m3) in August, then weakens in September. By utilizing a combination of satellite data of sea surface wind vector, sea surface temperature (SST), and surface Chl-a, the physical mechanism of the coastal upwelling in the SSI is investigated. Keywords : coastal upwelling, satellite remote sensing, wind speed, SST, Chl-a, south of Sulawesi island. Perairan  di  sekitar  selatan  Pulau  Sulawesi  dipengaruhi  angin  monsoon.  Observasi  menunjukkan  bahwa upwelling pantai di perairan tersebut merupakan proses dominan yang menyebabkan meningkatnya konsentrasi klorofil-a selama musim monsoon tenggara. Tujuan penelitian ini adalah menggambarkan kejadian wind-driven upwelling. Angin monsoon dari tenggara adalah penyebab terbentuknya upwelling. Konsentrasi klorofil-a naik secara bertahap, dimulai di bulan Mei dan mencapai maksimum (1.1 mg/m3) di bulan Agustus, kemudian berkurang  di  bulan  September.  Menggunakan  kombinasi  data  satelit  dari  angin  permukaan  laut,  suhu permukaan laut, Chl-a permukaan, mekanisme fisik dari upwelling pantai di perairan di selatan Pulau Sulawesi Kata kunci :  upwelling pantai, satelit penginderaan jauh, kecepatan angin, suhu permukaan laut, klorofil-a, selatan Pulau Sulawesi.

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Journal Info

Abbrev

ijms

Publisher

Subject

Earth & Planetary Sciences

Description

ILMU KELAUTAN: Indonesian Journal of Marine Sciences (IJMS) is dedicated to published highest quality of research papers and review on all aspects of marine biology, marine conservation, marine culture, marine geology and ...