Develop your students theoretical and practical marine science skills for first examination in 2022. Following extensive classroom research, this Coursebook has been revised to help students explore the wonders of the underwater world. Written in accessible language for the international learner this book helps students develop essential skills. Extended international case studies take you to the heart of marine ecosystems, with discussion questions that help students apply their knowledge and dive deeper into real-world contexts. Projects give students the opportunity to work collaboratively to explore and present topics. Exam-style questions encourage students to track their understanding with dedicated support for exam command terms.