This document provides an overview of a Level 5 FETAC course in shellfish ongrowing. It introduces the instructor, Fergal Guilfoyle, and outlines the course structure including classroom and field work sessions over 10 weeks. The course aims to provide theoretical knowledge and hands-on experience to work on an oyster farm. The first day will cover a general introduction to aquaculture, including what it is, common species farmed, and a brief history of the practice.