The 4th edition of Laboratory Exercises in Oceanography brings up to date all the experiments, exercises and objectives from the previous edition as well as taking into account new data and advancements in the field. The manual still includes exercises for the major disciplines within oceanography (biology, chemistry, geology, and physics) and incorporates real data from actual experiments. The thoroughly updated, new edition brings more labs to make this one of the most comprehensive texts for students involved in practical studying of oceanography.