ALVIN Dive Information
Dive Number:
2440
Date:
09/01/91
Cruise:
AII-125
Leg:
31
Chief Scientist:
EMBLEY
Operations Area:
JUAN DE FUCA RIDGE
Latitude:
44-59.2N
Longitude:
130-12.3W
Pilot:
C. VAN DOVER
Observer 1:
JOHN TREFRY
Observer 2:
DANIEL DION
Launch Time:
0756
Time Submerged:
7:49
Recovery Time:
1545
Bottom Time:
Depth:
2250 meters
Purpose:
GEOCHEMISTRY
Sponsor:
NOAA
Data:
1 CD-ROM Incl. Dives 2196-2197, 2331-2799, data transferred from 3.5" diskette(s)
Still Images:
2 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, Tube worms, Vent fish, Other(plumes above vent)
Sampled:
ALVIN navigation, CTD records, Temperature records, Other(GO)
FrameGrabber Link:
Remarks:
Samples and data collected frombouyant plume above monolith vent. Plume rose sharply and was rich in particles to 50 meters above the vent.