All of the following photographs are courtesy of Woods Hole Oceanographic Institution and members of the Adventure dive (Principle Investigators: D. Fornari, R. Haymon, K. Von Damm, M. Perfit, M. Lilley, and R. Lutz). Captions by D. Fornari.

Argo I photograph of hydrothermal community in summit trough of East
Pacific Rise crest near 9 degrees 51'N.
Tubeworms on large lava pillar in the floor of the axial summit collapse
trough of the East Pacific Rise near 9 degrees 49.6'N, 2513m depth.
Black smoker hydrothermal vent at Lucky Strike Seamount, Mid-Atlantic
Ridge near 37 degrees 18'N at 1700m depth.