The paper shows the results of assessing the possibilities of computational fluid dynamics for predicting the motions of a ship with a moonpool and vertical water motions in a moonpool in regular head waves with a zero ship speed. A moonpool is a well which is used in different types of ships such as cable laying. drill and FPSO. survey. https://www.roneverhart.com/MagnaFlow-2001-2004-Kia-Spectra-California-Grade-CARB-Compliant-Direct-Fit-Catalytic-Converter/