(A)
(B)
(C)
(
D)
(E)
Figure 1 Pictures of black smokers. (A)–(C) Brandon Vent a black smoker with 4051C fluid temperatures on the Southern East
Pacific Rise at 21133
0 S at a depth of 2834 m; in (A) and (B), shown instrumented with a Hobo recording temperature probe and in
(C) with one of Alvin’s manipulators. (D) Nadir vent at 17126
0 S at a depth of 2562 m and fluid temperatures of 3431C shown prior to
sampling in 1998. In the foreground is Alvin’s basket with water sampling equipment. (E) Water sampling of Nadir vent fluids.
82 HYDROTHERMAL VENT FLUIDS, CHEMISTRY OF
(B)
(C)
(
D)
(E)
Figure 1 Pictures of black smokers. (A)–(C) Brandon Vent a black smoker with 4051C fluid temperatures on the Southern East
Pacific Rise at 21133
0 S at a depth of 2834 m; in (A) and (B), shown instrumented with a Hobo recording temperature probe and in
(C) with one of Alvin’s manipulators. (D) Nadir vent at 17126
0 S at a depth of 2562 m and fluid temperatures of 3431C shown prior to
sampling in 1998. In the foreground is Alvin’s basket with water sampling equipment. (E) Water sampling of Nadir vent fluids.
82 HYDROTHERMAL VENT FLUIDS, CHEMISTRY OF