The Effect of Zingiber Officianale Roscoe Ginger Solution on Hirudinea Leech Ectoparasites in Cantang Grouper Cantang Epinephelus Fuscoguttatus x Epinephelus Lenceolatus. intek. 2022;5(2):71-82. doi:10.31629/intek.v5i2.3101