“…Trichodina domerguei (Wallengren, 1897) Haider, 1964 was reported from skin and gills of 19 fish species from Basrah Province. These hosts included Acanthobrama marmid from Garmat Ali River and Al-Salihiya Canal (Al-Janae'e, 2010), Acanthopagrus arabicus (reported as A. latus) from Garmat Ali River (Al-Janae'e, 2010), Alburnus mossulensis from Garmat Ali River and Al-Salihiya Canal (Al-Janae'e, 2010), Arabibarbus grypus (reported as B. grypus) from Al-Salihiya Canal (Al-Janae'e, 2010), C. luteus (reported as B. luteus) from Garmat Ali River (Al-Janae'e, 2010), Carassius auratus from Garmat Ali River and Al-Salihiya Canal (Al-Janae'e, 2010), C. idella from Basrah University Experimental Aquaculture Station and Fry Caring Ponds (Jassim, 2007), C. carpio from Basrah University Fish Farm at Al-Tanuma town , from Basrah University Experimental Aquaculture Station and Fry Caring Ponds (Jassim, 2007), from Al-Salihiya Canal (Al-Janae'e, 2010) and from fish cages at Al-Qurnah City, Al-Dayr Town and Abu Al-Khaseeb City as well as from rivers at Al-Qurnah City, Al-Dayr Town and Abu Al-Khaseeb City (Eassa et al, 2014), G. holbrooki from Garmat Ali River (Kadhim, 2009), H. fossilis from Al-Hammar Marsh (Mohamad, 1989;Al-Salim and Mohamad, 1995), Hypophthalmichthys molitrix from Basrah University Experimental Aquaculture Station and Fry Caring Ponds (Jassim, 2007), Luciobarbus xanthopterus (reported as B. xanthopterus) from Garmat Ali River (Al-Janae'e, 2010), Mastacembelus mastacembelus from Garmat Ali River (Adday, 2001), M. pelusius from Garmat Ali River (Adday, 2001), P. abu (reported as L. abu) from Garmat Ali River (Jori, 1998; and from Al-Salihiya Canal (Al-Janae'e, 2010), P. subviridis (reported as L. subviridis) from Shatt Al-Arab River (Al-Salim, 1992a) and from Garmat Ali River (Al-Janae'e, 2010), P. latipinna from Garmat Ali River (Al-Janae'e, 2010), S. triostegus from Garmat Ali River (Adday, 2001; and from Al-Hammar Marsh (Jori, 2006) and Sparidentex hasta from Garmat Ali River (Al-Janae'e, 2010). Al-Salim (1992a) claimed that T. domerguei was detected from the blood of P. subviridis (reported as L. subviridis).…”