A taxonomic review of the bivalve and gastropod mollusc fauna along the Saudi intertidal zone of the Arabian Gulf

الملخص EN

The bivalve and gastropod fauna of Saudi Arabian intertidal zone of the Arabian Gulf were surveyed during 1993.

The investigated area covered a distance of about 250 km.

Sampling took place from Jubayl (Station : I, at the northwestern side of the Gulf).

going southeastwards through Rahima (St : 2), Ras Tanura (St : 3), Safwa (St : 4), Qatif (St : 5), Dammam (St : 6), Khobar (St : 7), adjacent to King Fahd Bridge (K.F.B., St: 8), Aziziyah (St : 9), Half-Moon Beach (H .M.B.

St : 10), Uquayr (St : 11) and Salwa (St : 12), at the southeastern Saudi-Qatari borders.

130mollusc species were identified from the investigated area.

of these 62 species were gastropods and 68 bivalves.

The identified species were listed in their proper taxa.

The gastropod species were related to 3 subclasses, 5 orders.

4 suborders ; 19 superfamilies.

32 families, and 46 genera.

While bivalves were related to 2 sub-classes, 5 orders, 19 superfamilies, 25 families and 52 genera.