**Author details**

Rifaat Abdalla1 \* and Salim Al-Harbi<sup>2</sup>

\*Address all correspondence to: rabdalla@squ.edu.om

1 Department of Earth Sciences, College of Science, Sultan Qaboos University, Oman

2 Department of Hydrographic Surveying, Faculty of Maritime Studies, King Abdulaziz University, Jeddah, Saudi Arabia
