Clam I Am
Another view from the Alvin submersible reveals dense aggregates of clams.
Lepetotrilid limpet (Lepetodrilus sp.) with sulfide-oxidizing bacteria on its back. The spherical budding bacteria appear to be Thiomargarita. The limpets live on mussels near warm venting fluids.
A close-up look at one of the many tube worms that calls the hydrothermal seep area home.
A polynoid worm found at the Jaco Scar hydrothermal seep area.
A terebellid, or bristle worm, from the vent site. Most bristle worms burrow in the ocean floor and consume organic material there.
A Nautiliniellid worm that lives at the methane seep/hydrothermal site in the deep ocean off Costa Rica.
A galatheid crab, a common deep-sea species.