the parasite fauna of 50 specimens of spiny eel obtained from two lakes, zarivar (in kurdistan province) and parishan (in fars province) and one river, heleh (booshehr province) were examined during the year 2003. a total of nine parasite species were found. gills of spiny eel were infected with ichthyophthirius multifiliis , trichodina pediculus (protozoa) and mastacembelocleidus heteranchorus...

This study aims to determine the benefits and optimal concentration of ketepeng cina leaves (Cassia alata L.) ethanol extract prevent A. japonicus infestation in gourami fish. research was conducted May - August 2019. The method used is experimental method. design Complete by Randomized Design (CRD ) with four i.e. Control (P0), 209 ppm (P1), 418 (P2), 627 (P3). Data analyzed using Analysis Var...

conclusions the results of the present study revealed that soil resources of these areas were contaminated with opportunistic amoebas such as acanthamoeba and hartmannella spp. and this may lead to severe diseases in high-risk people, such as immunocompromised patients. background free-living amoebas are very abundant in nature, especially in water and soil. some species of amoebas cause seriou...