“…P. australis lives in mudsandy habitat and has wide distribution patern from temperate to tropical area (O'Loughlin et al, 2011). There are 7 sea cucumber species in the Eastern Part of Surabaya Coastal Water, namely Phyllophorus sp., P. australis, Colochirus quadrangularis, Holothuria sp., H. sanctori, H. forskali, H. turriscelsa (Winarni et al, 2015).…”