Field photographs taken during the DSV Shinkai 6500 dive 1234. (A) Live vesicomyid clams on fractured and cemented serpentinized peridotite. (B) Extensive vesicomyid clam community at 5,622 m depth. (C) An outcrop of fractured serpentinized peridotite filled with aragonite. (D) Close-up view of the vesicomyid clam community at 5,622 m depth, showing close association with zoanthids (Zo) and a Beroe comb jelly (BC; enclosed by a white dotted circle) with illuminated spots. (E) Close-up view of the vesicomyid clam community at 5,622 m depth, showing close association with zoanthids (Zo), an actiniarian (Ac; enclosed by a white dotted circle), and a galatheid crab (GC; pointed to by a white arrow).