1. Introduction; 2. Environmental conditions; 3. Wave theories; 4. Wave and current loads on slender bodies; 5. Flow-induced instabilities; 6. Large bodies. Linear theory; 7. Large bodies. Second-order effects; 8. Large bodies. Other nonlinear effects; 9. Model testing; Appendix A. Introduction to potential flow theory; Appendix B. Hydrostatics; Appendix C. Damped mass spring system; Appendix D. The boundary integral equation method.