The Study of Nature of Fish Assemblage in Al-Saffia Reservation , Al-Huwaizah Marshes , Iraq

Abstract

The study include the description of fish assemblage in Al-Saffia reservation during the period March 2006 to February 2007 .Sixteen of osteichthyes species were obtained, the highest number of species (13) was recorded during July and the lowest (7) in November and January . The largest number of individuals collected was obtained during July (212) and the lowest in February (124) . Four species formed (71.02)% include Alburnus mossulensis (20.64%) Liza abu (19.62%) Barbus luteus (16.13%) Carassius auratus(14.46%) .The annual values of richness (D), diversity (H) and evenness (J) were 1.95 , 2.12 and 0.76 respectively .