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AR23-01 Deep Water Hydro

Ship

RV Neil Armstrong

Cruise Party

Lloyd Keigwin: Chief Scientist, Principal Investigator Woods Hole Oceanographic Institution McLean 207A, MS#08 Woods Hole, Ma. USA 02543 +1 508 289 2784 lkeigwin@whoi.edu

Departure: Sep 11, 2017
WHOI
Arrival: Oct 2, 2017
Ponta Delgada
Operations Area
Mud patch, NE Seamounts, Sohm Abyssal Plain, abyssal hills near Corner Rise, western flank of MAR
Lat/Lon:
Depth Range: min / max (m)
Will the vessel be operating within 200 NM of a foreign country?	n/a
Are visas or special travel documents required?	no
Science Objectives
Survey and take long (20 m) cores as well as shorter ones from about 15 deep water (>3500m) locations between WH and Azores
Science Activities
piston, gravity, and multicoring; hydrocasting; seafloor surveying (multibeam, 3.5 kHz)
Additional Info
Pre-cruise Planning Meeting: Teleconference
Stations:
Mudpatch   Distance: 100   Days: 0.25   Latitude: 40° 30.0’ N   Longitude: 70° 45.0’ W   Atlantis II Seamount   Distance: null   Days: 0.5   Latitude: 38° 18.643’ N   Longitude: 63° 0.353’ W   Sohm A.P. sed drift   Distance: null   Days: 0.5   Latitude: 36° 18.0’ N   Longitude: 57° 0.0’ W   Abyssal Hills site(s)   Distance: null   Days: 2   Latitude: 37° 0.0’ N   Longitude: 48° 30.0’ W   Gilliss Smt.   Distance: null   Days: 0.5   Latitude: 35° 40.0’ N   Longitude: 58° 41.0’ W
Supporting documentation:

Funding

Funding Agency: NSF

Grant or contract number: OCE-1558307

Scientific Instrumentation for R/V Armstrong

Other Science Vans:

Shipboard Equipment
Bathymetry System 3.5 kHz
A-Frame
Dynamic Positioning System
Crane
Shipboard Equipment Notes: Is there a 3.5kHz pinger available for wire use?
Shipboard Communication
Basic Internet access via HiSeasNet
CTD/Water Sampling
911+ Rosette 24-position, 10-liter bottle Rosette with dual T/C sensors
Critical CTD Sensors
Sediment Sampling
Gravity corers
Multi-core
Piston corers
Storage Notes:
Navigation
Will you be using Long Base Line (LBL) navigation?	no
How many nets?	null
How many tansponders?	null
Will you be using Ultra-short baseline (USBL) navigation?	no
Navigation Notes:
Winch Notes:
Wire use and application
3/8" Hydro Wire
Winch Notes: new synthetic rope for piston coring
Standard Oceanographic Cables
Slip ring required? no Non-standard wire required? no Traction winch required? no

Science Van 1
Type/size: 20' van for core logger to be provided by OSU		Location:
Water:		Power:

Specialized Deck Equipment

Mooring Deployment/Recovery Equipment Required: no	Type:
Cruise Specific Science Winch Required: no	Type:
Nets Required: no	Type:

Over the Side Equipment

Will you be bringing any equipment (winches, blocks, etc.) that lowers instruments over the side? no

Special Requirements

Elecrical Power: no	Identify
Equipment Handling: no	Identify:
Inter/intraship Communications: no	Identify:
Science Stowage: no	Identify:
Water: no	Identify:

Additional Cruise Items/Activities

Explosive Devices:no Portable Air Compressors:no Flammable Gases:no Small Boat Operations:no SCUBA Diving Operations:no

Hazardous Material

Will hazardous material be utilized?noDescribe deployment method and quantity:

Radioactive Material

Radioiosotopes:no

Additional Information

Is night time work anticipated on this cruise?noSpecialized tech support (Seabeam, coring, other):
core logger may come with Cs source for gamma ray attenuationOther required equipment and special needs:

Checklist & Notes

Checklist
U.S. Customs Form:	no
Diplomatic Clearance:	no
Date Submitted:
Date Approved:
Agent Information:
Countries:
Notes:
Isotope Use Approval:	no
Isotope Notes:
SCUBA Diving:	no
Checklist
SSSG Tech:
Mark Behn who will be collecting data on the transit has requested to load gear before cruise departs, towed magnatometer and backup will also be loaded.