supported by the China Ocean Min-eral Resources Research and Development Association Program (DY115- 02-1-01);the State Oceanic Administration Youth Science Fund (2010318)
During January–May in 2007,the Chinese research cruise DY115-19 discovered an active hydrothermal field at 49°39′E/37°47′S on the ultraslow spreading Southwest Indian Ridge (SWIR).This was also the first active h...