ALVIN Dive Information

Dive Number:4520Date:06/19/09
Cruise:AT-15Leg:47
Chief Scientist:HoldenOperations Area:Axial, JdF
Latitude:45-55.379NLongitude:129-59.168W
Pilot:M. SpearObserver 1:Dave Butterfield
Observer 2:Kerry Mcphail
Launch Time:17:00Time Submerged:6:56
Time on Surface:23:56Bottom Time:5:14
Depth:1522 metersPurpose:Geochemistry
Sponsor:NSFData:
Still Images:2 SD cards Moving Images:6 DVcam tape(s)
Observed:Anemones, Bacterial mats, Basalt lava, Clams, Hi temp vents, Inactive vent deposits, Lo temp vents, Midwater organisms, Non-vent fish, Octopus, Other worms, Sea cucumbers, Sea stars, Snails/Limpets, Soft sediment, Tube worms, Vent fishSampled:ALVIN navigation, Bacterial mats, Lo temp vents, Short baseline nav, Temperature records
FrameGrabber Link:
Remarks:Big fish, voluminous microbial mats, high T vents, chimneys, lava flows, etc.