ALVIN Dive Information

Dive Number:4181Date:05/17/06
Cruise:AT-15Leg:03
Chief Scientist:Fisher/RobertsOperations Area:Atwater Valley 340
Latitude:27-38.837NLongitude:088-22.419W
Pilot:M. SpearObserver 1:Harry Roberts
Observer 2:Guy Telesnicki
Launch Time:13:02Time Submerged:8:13
Time on Surface:21:15Bottom Time:5:34
Depth:2201 metersPurpose:Biology
Sponsor:NOAA/OtherData:
Still Images:2 rolls hand-held pictures Moving Images:6 DVcam tape(s)
Observed:Anemones, Bacterial mats, Carbonates, Cold seep, Inactive vent deposits, Lo temp vents, Mussels, Snails/Limpets, Tube worms, Vent fishSampled:Inactive vent deposits, Mussels
FrameGrabber Link:http://4dgeo.whoi.edu/webdata/DAQ/AT15-03/Alvin-D4181/html/S0001.html
Remarks:Large area of seepage, hydrocarbons and brine. Large areas of hard substrate with cemented myssel shells, chemosynthetic communities, large brine vent