Bathymetric location map of the Blake Ridge study area produced from hydrosweep data obtained during a fall of 2000 cruise. The dashed arrows indicate the flow direction of the Western Boundary Undercurrent. White annotated circles denote Leg 164 drill sites 994, 995, & 997, where free gas and methane hydrate were recovered. The Red Star signifies the general location of the 1st Dive Site. Image by W.S. Holbrook.
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