Figure 6. Geology of the PACMANUS hydrothermal field as derived from bottom-tow photography and manned submersible dives. Tracks shown are from the PACMANUS cruises (Frankin, 1991, 1993, 1996, and 1997), EDISON-I cruise (Sonne, 1994), ManusFlux cruise (Yokosuka, 1995), BIOACCESS cruises (Natsushima, 1996, 1998), and KODOS'99 cruise (Onnuri, 1999).