PEMANFAATAN RUANG MEDIA BUDIDAYA KERAMBA JARING APUNG MELALUI POLIKULTUR IKAN KERAPU (Serranidae), IKAN KUWE (Carangidae), DAN IKAN NAPOLEON (Cheilinus undulatus): Water Space Usement of Floating Net Cage With Polyculture of Grouper (Serranidae), Trevally (Carangidae), and Napoleon Wrasse (Cheilinus Undulatus). AKU 2018, 3 (1).