HUTAJULU, C. P.; HARAHAP, R. H. . The Impact of Floating Craft Cultivation on the Ecosystem of Lake Toba: Dampak Adanya Budidaya Keramba Jaring Apung Terhadap Ekosistem di Kawasan Danau Toba. AQUACOASTMARINE: Journal of Aquatic and Fisheries Sciences , v. 2, n. 1, p. 8-15, 29 Apr. 2023.