Figure 2

Morphology of active hydrothermal vent chimneys observed during the first Remotely Operated Vehicle (ROV) dives at the Longqi vent field, Southwest Indian Ridge, in November 2011.
(a) “Knucker’s Gaff”; (b) “Jiaolong’s Palace”; (c) “Tiamat”; (d) “Fucanglong’s Furnace”; (e) “Ryugu-jo”; (f) “Hydra”; (g) “Jabberwocky”; (h) “Ruyi Jingu Bang”; locations of each edifice are shown in Fig. 1.