ALVIN Dive Information

Dive Number:2447Date:09/13/91
Cruise:AII-125Leg:32
Chief Scientist:GALLOTTAOperations Area:JUAN DE FUCA RIDGE
Latitude:47-56.9NLongitude:129-05.7W
Pilot:P. HickeyObserver 1:Dick Gallotta
Observer 2:Vern Miller
Launch Time:0801Time Submerged:6:31
Time on Surface:1432Bottom Time:
Depth:2218 metersPurpose:GEOTHERMAL
Sponsor:NSFData:1 CD-ROM Incl. Dives 2196-2197, 2331-2799, data transferred from 3.5" diskette(s)
Still Images:1 Reel(s) 35mm color film Moving Images:3 8mm video tape(s)
Observed:Bacterial mats, Basalt lava, Hi temp vents, Inactive vent deposits, Lo temp vents, Other worms, Snails/Limpets, Tube worms, Vent fishSampled:ALVIN navigation
FrameGrabber Link:
Remarks:Deployed a closed duct and a heat pipe generator at grotto. Water temp. measured at heat pyre gen. site at 353 degrees C.