Gonadosomatic and hepatosomatic indices, and condition factor of Planiliza abu (Heckel, 1843) in southern Al-Hammar Marshes, Iraq

Samples of Planiliza abu were monthly collected from Al-Mashab Marsh in the East Hammar Marsh of Iraq from January to December 2022 to study their Gonad-somatic index (GSI), hepatic index (HSI), and relative condition factor (Kn). GSI for both sexes was recorded. The highest value of GSI was 1.57 for males and 1.87 for females in March, and the lowest value was 0.27 for males and 0.70 for females in August. Based on the GSI, its spawning season is from March to April. Based on the results, the lowest value of HIS was recorded in July as 0.82 for females and in August as 0.60 for males, and the highest values were found as 1.65 in March for males and 1.87 in April for females. Kn ranged from 0.42-1.57 (males) and 0.70-1.87 (females).