ALVIN Dive Information

Dive Number:	2431	Date:	08/21/91
Cruise:	AII-125	Leg:	31
Chief Scientist:	EMBLEY	Operations Area:	JUAN DE FUCA RIDGE
Latitude:	45-58.4N	Longitude:	130-13.0W
Pilot:	C. VAN DOVER	Observer 1:	IAN JONASSON
		Observer 2:	JAMES GENDRON
Launch Time:	0805	Time Submerged:	7:27
Recovery Time:	1532	Bottom Time:
Depth:	2278 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 Incl. Dives 2430-32	Moving Images:	6 8mm video tape(s)
Observed:	Anemones, Bacterial mats, Basalt lava, Inactive vent deposits, Lo temp vents, Midwater organisms, Non-vent fish, Sea stars, Snails/Limpets, Soft sediment, Tube worms, Vent fish	Sampled:	ALVIN navigation, Basalt lava, Inactive vent deposits, Lo temp vents, Soft sediment, Temperature records, Tube worms

FrameGrabber Link:
Remarks:	Broad scale low-temp venting in main fissure; broad expanse of ferigenous(?) sediment; west off axis seems to local leaking through sheet flow. (note: spelling unclear)