Sea Star Storytime with Chris Mah

Chris Mah, researcher at the Smithsonian Institution's National Museum of Natural History in the invertebrate zoology department, describes the characteristics of different sea star species observed on the final dive of the Laulima O Ka Moana expedition. (Credit: Video courtesy of the NOAA Office of Ocean Exploration and Research, 2017 Laulima O Ka Moana) (04:59)