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Spatial distribution of tuna (Thunnus.sp) in Indian Ocean south of Java has been investigated. Tuna was scientifically known as thermo-conformer species, thus their distribution were strongly influenced by sub-surface temperature. Tuna species in this study comprise of bigeye tuna (Thunnus obesus), albacore tuna (Thunnus alalunga), yellowfin tuna (Thunnus albacares) and southern bluefin tuna (Thunnus maccoyii). The study was conducted in the area between 100 degrees E - 127 degrees E and 7 degrees S - 20 degrees S during 2013 covering of southeast monsoon (April - September) and northwest monsoon (October - March) data. [Source: Procedia Environmental Sciences]
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