Rory and Kathryn hear from Dr. Brandon Southall, an expert in noise impacts on marine mammals. Brandon is President and Senior Scientist for Southall Environmental Associates (SEA, Inc.), a research and consulting firm to achieve sustainable development and effective environmental management. Brandon shares where his interest in bioacoustics began, how he founded his own environmental company, and what’s current in the world of bioacoustics research. Brandon also introduces the California Ocean Alliance, a non-profit committed to the understanding and protection of whales. Tune in to this episode to learn about the underwater work protecting marine mammals!