First record occurrence two species of Nile Tilapia Oreochromis niloticus and Oreochromis aureus from the N. W. Arabian gulf, Southern Iraq

Abstract EN

The recorded two species Oreochromis Nilotic us and Oreochromis aureus the first recorded in November /2018, the study of period from January to December /2018, the consider two species from exotic cichlid, were collected by seine nete of total length 100m and 1.5 m depth with 20 and 25 mm mesh size.

The Salinity and Ph 39.7ppt, 6.15 respectively.

The specimens ranged from 14 -20 cm total length and from 40gm to200g in weight was measured meristic and morphometric characters with specimens.

the different of two species in lateral line O.

niloticus 15-23 and O.

aureus 14-21, Gillrakers 31, 19 respectively.