A small sample of Oculina varicosa, also known as ivory tree coral, collected for genetic analysis to determine the source of the species' spawning stock. Image courtesy of Islands in the Stream 2001, NOAA/OER.
A small sample of Oculina varicosa, also known as ivory tree coral, collected for genetic analysis to determine the source of the species' spawning stock. Image courtesy of Islands in the Stream 2001, NOAA/OER.