Riftia and Bathymodiolus. Investigator Hans Schouter
"Riftia sp. tube worms and Bathymodiolus sp. mussels make their home at a hydrothermal vent over 2500 meters deep on the East Pacific Rise during February 2004." Image was taken on Tue Feb 3 20:24:25 2004 at a depth of -2513. Original image was found through the Marine Geoscience Data System at http://media.marine-geo.org/image/tubeworms-and-mussels-epr-2004.