For the fourth episode in our Ocean Lovin' series we cover the mysterious world of ocean plant-life. Guests include: Clay Steell - Master’s student in the fish ecology and physiology lab at Carlton University in Ottawa Susan Brawley - Professor in the school of marine sciences at the University of Maine Jessica Muhlin - associate professor of marine biology at Maine Maritime Academy in Castine, Maine Photo credit to Clay Steell (Ascophyllum nodosum).