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Chemical Oceanography, 4th Edition
Lau
Back-Arc
Basin
Fiji
Back-Arc
Basin
Mariana
Back-Arc
Basin
Guaymas Basin
Explorer Ridge
Juan de Fuca Ridge
Gorda Ridge
East Pacific
Rise
Galapagos
Rift
Mid-Atlantic
Ridge
Okinawa Trough
Back-Arc Basin
Figure 10.16
Hydrothermal vent sites.
Organic
molecules
Bacterial cell
Host cell
Energy
SO 4
2–
HS
–
CO 2
O 2
CO 2 + R
–HS – + 2O 2
Figure 10.17
Sketch of the host bacterial cell that oxidizes H 2 S for energy to make organic compounds.