ALVIN Dive Information

Dive Number:4972Date:10/18/18
Chief Scientist:CordesOperations Area:Jaco Scar
Pilot:B. StrickrottObserver 1:Gregory Rouse
Observer 2:Avery Hiley
Launch Time:13:06Time Submerged:8:54
Time on Surface:22:00Bottom Time:7:01
Depth:1853 metersPurpose:Biology
Still Images: Moving Images:
Observed:Anemones, Bacterial mats, Carbonates, Clams, Cold seep, Inactive vent deposits, Lo temp vents, Midwater organisms, Mussels, Non-vent fish, Other worms, Sea cucumbers, Sea stars, Snails/Limpets, Soft sediment, Sponges, Tube worms, Urchins, Vent fishSampled:Anemones, Bacterial mats, Carbonates, Cold seep, Lo temp vents, Mussels, Other worms, Snails/Limpets, Soft sediment, Tube worms, Vent fish
FrameGrabber Link:
Remarks:Site Description: Jaco Scar active seaparea with 'volkswagon' tubeworms; Science Supplied Equipment Samples: Wood blocks x2, bones in minnowtrap x 1, 4 x rocks + 1 bag chips; Dive Highlights: Volkswagon tubeworm bush! 6 degree carbonate outcrop with bacteria and mussels. Used bushmaster or tubeworm bush. Recovered rocks, bones and wood deployments from 2017.