ALVIN Dive Information

Dive Number:4237Date:09/02/06
Chief Scientist:KelleyOperations Area:Juan de Fuca - Endeavor
Pilot:M. SpearObserver 1:Brian Marquardt
Observer 2:Wess Thompson
Launch Time:15:02Time Submerged:8:53
Time on Surface:23:55Bottom Time:6:21
Depth:2210 metersPurpose:Geochemistry
Still Images:2 compact discs Moving Images:6 DVcam tape(s)
Observed:Anemones, Bacterial mats, Basalt lava, Hi temp vents, Inactive vent deposits, Lo temp vents, Midwater organisms, Non-vent fish, Octopus, Other worms, Sea stars, Snails/Limpets, Sponges, Tube worms, Vent fishSampled:ALVIN navigation, Hi temp vents, Lo temp vents, Magnetometer records, Short baseline nav, Temperature records, Tube worms
FrameGrabber Link:
Remarks:Performed in-situ Raiman analysis of numerous black & white smokers, collected water samples of vents & collected some small sulfides