الملخص

ABSTRACT Khor Al-Zubair channel is a shallow arm of the Arabian gulf, it is located between shatt Al-Basrah from the north west and the Arabian gulf at the south east. Six species belonging to six genera and four families were identified in this study. These are; Euchelus (Euchelus) asper, Clypeomorus clypeomorus, Hexaplex (Muricanthus) kusterianus, Murex (Murex) tribulus, Nassarius (Nassarius) arcularius and Thais sp. The presences of there in a sandy and muddy sediments is more likely indicate that their distribution occur between the Sub to the Middle littoral environment of Khor Al-Zubair channel with depth ranging between (1-15m).