Variability Chlorophyll-a And Sea Surface Temperature As The Fishing Ground Basis Of Mackerel Fish In The Arafura SeaMarius Agustinus Welliken, Edy H.P Melmambessy, Sendy Lely Merly, Rosa Delima Pangaribuan, Bony Lantang, Johannes Hutabarat and Anindya WirasatriyaE3S Web Conf., 73 (2018) 04004DOI: https://doi.org/10.1051/e3sconf/20187304004